[INFO] fetching crate clap 3.0.0-beta.2...
[INFO] testing clap-3.0.0-beta.2 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate clap 3.0.0-beta.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate clap 3.0.0-beta.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate clap 3.0.0-beta.2
[INFO] finished tweaking crates.io crate clap 3.0.0-beta.2
[INFO] tweaked toml for crates.io crate clap 3.0.0-beta.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate clap 3.0.0-beta.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plotters v0.2.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d89aaf9373980c8e02b48f8987b9875a4db20a88ef43b92b6f03419edeaec0e2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d89aaf9373980c8e02b48f8987b9875a4db20a88ef43b92b6f03419edeaec0e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d89aaf9373980c8e02b48f8987b9875a4db20a88ef43b92b6f03419edeaec0e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d89aaf9373980c8e02b48f8987b9875a4db20a88ef43b92b6f03419edeaec0e2", kill_on_drop: false }`
[INFO] [stdout] d89aaf9373980c8e02b48f8987b9875a4db20a88ef43b92b6f03419edeaec0e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 84c60eb5a0d49fb101a9d8d47eb20337b6001c86c85f7e27c0ca7e935f36946c
[INFO] running `Command { std: "docker" "start" "-a" "84c60eb5a0d49fb101a9d8d47eb20337b6001c86c85f7e27c0ca7e935f36946c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]    Compiling os_str_bytes v2.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling clap v3.0.0-beta.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parse/matches/arg_matches.rs:992:10
[INFO] [stdout]     |
[INFO] [stdout] 992 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/parse/matches/arg_matches.rs:1052:10
[INFO] [stdout]      |
[INFO] [stdout] 1052 |         };
[INFO] [stdout]      |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/build/app/mod.rs:2200:24
[INFO] [stdout]      |
[INFO] [stdout] 2200 |   ...   panic!(format!(
[INFO] [stdout]      |  ______________^
[INFO] [stdout] 2201 | | ...       "AppSettings::HelpRequired is enabled for the App {}, but at least one of its arguments does not have either `help` or `long_he...
[INFO] [stdout] 2202 | | ...       self.name,
[INFO] [stdout] 2203 | | ...       args_missing_help.join(", ")
[INFO] [stdout] 2204 | | ...   ));
[INFO] [stdout]      | |_______^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]      = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 2200 |                 panic!(
[INFO] [stdout] 2201 |                     "AppSettings::HelpRequired is enabled for the App {}, but at least one of its arguments does not have either `help` or `long_help` set. List of such arguments: {}",
[INFO] [stdout] 2202 |                     self.name,
[INFO] [stdout] 2203 |                     args_missing_help.join(", ")
[INFO] [stdout] 2204 |                 );
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]     --> src/build/arg/mod.rs:4327:32
[INFO] [stdout]      |
[INFO] [stdout] 4327 |                     "Argument '{}' uses hint CommandWithArguments and must accept multiple values",
[INFO] [stdout]      |                                ^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]      |
[INFO] [stdout] 4327 |                     "Argument '{}' uses hint CommandWithArguments and must accept multiple values", ...,
[INFO] [stdout]      |                                                                                                   ^^^^^
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]      |
[INFO] [stdout] 4327 |                     "{}", "Argument '{}' uses hint CommandWithArguments and must accept multiple values",
[INFO] [stdout]      |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/validator.rs:247:16
[INFO] [stdout]     |
[INFO] [stdout] 247 |         panic!(INTERNAL_ERROR_MSG);
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 247 |         panic!("{}", INTERNAL_ERROR_MSG);
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 247 |         std::panic::panic_any(INTERNAL_ERROR_MSG);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.12s
[INFO] running `Command { std: "docker" "inspect" "84c60eb5a0d49fb101a9d8d47eb20337b6001c86c85f7e27c0ca7e935f36946c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84c60eb5a0d49fb101a9d8d47eb20337b6001c86c85f7e27c0ca7e935f36946c", kill_on_drop: false }`
[INFO] [stdout] 84c60eb5a0d49fb101a9d8d47eb20337b6001c86c85f7e27c0ca7e935f36946c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4db99811bf55fc09b2e7dfc72380814c60f06a4102d1248f19f410ada2acf76b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4db99811bf55fc09b2e7dfc72380814c60f06a4102d1248f19f410ada2acf76b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.3
[INFO] [stderr]    Compiling plotters v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling pulldown-cmark v0.4.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parse/matches/arg_matches.rs:992:10
[INFO] [stdout]     |
[INFO] [stdout] 992 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/parse/matches/arg_matches.rs:1052:10
[INFO] [stdout]      |
[INFO] [stdout] 1052 |         };
[INFO] [stdout]      |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/build/app/mod.rs:2200:24
[INFO] [stdout]      |
[INFO] [stdout] 2200 |   ...   panic!(format!(
[INFO] [stdout]      |  ______________^
[INFO] [stdout] 2201 | | ...       "AppSettings::HelpRequired is enabled for the App {}, but at least one of its arguments does not have either `help` or `long_he...
[INFO] [stdout] 2202 | | ...       self.name,
[INFO] [stdout] 2203 | | ...       args_missing_help.join(", ")
[INFO] [stdout] 2204 | | ...   ));
[INFO] [stdout]      | |_______^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]      = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 2200 |                 panic!(
[INFO] [stdout] 2201 |                     "AppSettings::HelpRequired is enabled for the App {}, but at least one of its arguments does not have either `help` or `long_help` set. List of such arguments: {}",
[INFO] [stdout] 2202 |                     self.name,
[INFO] [stdout] 2203 |                     args_missing_help.join(", ")
[INFO] [stdout] 2204 |                 );
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]     --> src/build/arg/mod.rs:4327:32
[INFO] [stdout]      |
[INFO] [stdout] 4327 |                     "Argument '{}' uses hint CommandWithArguments and must accept multiple values",
[INFO] [stdout]      |                                ^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]      |
[INFO] [stdout] 4327 |                     "Argument '{}' uses hint CommandWithArguments and must accept multiple values", ...,
[INFO] [stdout]      |                                                                                                   ^^^^^
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]      |
[INFO] [stdout] 4327 |                     "{}", "Argument '{}' uses hint CommandWithArguments and must accept multiple values",
[INFO] [stdout]      |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/validator.rs:247:16
[INFO] [stdout]     |
[INFO] [stdout] 247 |         panic!(INTERNAL_ERROR_MSG);
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 247 |         panic!("{}", INTERNAL_ERROR_MSG);
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 247 |         std::panic::panic_any(INTERNAL_ERROR_MSG);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling criterion-plot v0.4.2
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.0.4
[INFO] [stderr]    Compiling version-sync v0.8.1
[INFO] [stderr]    Compiling criterion v0.3.2
[INFO] [stderr]    Compiling clap v3.0.0-beta.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parse/matches/arg_matches.rs:992:10
[INFO] [stdout]     |
[INFO] [stdout] 992 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/parse/matches/arg_matches.rs:1052:10
[INFO] [stdout]      |
[INFO] [stdout] 1052 |         };
[INFO] [stdout]      |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/build/app/mod.rs:2200:24
[INFO] [stdout]      |
[INFO] [stdout] 2200 |   ...   panic!(format!(
[INFO] [stdout]      |  ______________^
[INFO] [stdout] 2201 | | ...       "AppSettings::HelpRequired is enabled for the App {}, but at least one of its arguments does not have either `help` or `long_he...
[INFO] [stdout] 2202 | | ...       self.name,
[INFO] [stdout] 2203 | | ...       args_missing_help.join(", ")
[INFO] [stdout] 2204 | | ...   ));
[INFO] [stdout]      | |_______^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]      = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 2200 |                 panic!(
[INFO] [stdout] 2201 |                     "AppSettings::HelpRequired is enabled for the App {}, but at least one of its arguments does not have either `help` or `long_help` set. List of such arguments: {}",
[INFO] [stdout] 2202 |                     self.name,
[INFO] [stdout] 2203 |                     args_missing_help.join(", ")
[INFO] [stdout] 2204 |                 );
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]     --> src/build/arg/mod.rs:4327:32
[INFO] [stdout]      |
[INFO] [stdout] 4327 |                     "Argument '{}' uses hint CommandWithArguments and must accept multiple values",
[INFO] [stdout]      |                                ^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]      |
[INFO] [stdout] 4327 |                     "Argument '{}' uses hint CommandWithArguments and must accept multiple values", ...,
[INFO] [stdout]      |                                                                                                   ^^^^^
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]      |
[INFO] [stdout] 4327 |                     "{}", "Argument '{}' uses hint CommandWithArguments and must accept multiple values",
[INFO] [stdout]      |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/validator.rs:247:16
[INFO] [stdout]     |
[INFO] [stdout] 247 |         panic!(INTERNAL_ERROR_MSG);
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 247 |         panic!("{}", INTERNAL_ERROR_MSG);
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 247 |         std::panic::panic_any(INTERNAL_ERROR_MSG);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.67s
[INFO] running `Command { std: "docker" "inspect" "4db99811bf55fc09b2e7dfc72380814c60f06a4102d1248f19f410ada2acf76b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4db99811bf55fc09b2e7dfc72380814c60f06a4102d1248f19f410ada2acf76b", kill_on_drop: false }`
[INFO] [stdout] 4db99811bf55fc09b2e7dfc72380814c60f06a4102d1248f19f410ada2acf76b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3552e3c841d33c684493646682248140c44bc130285504ed22ba99ffb271166d
[INFO] running `Command { std: "docker" "start" "-a" "3552e3c841d33c684493646682248140c44bc130285504ed22ba99ffb271166d", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parse/matches/arg_matches.rs:992:10
[INFO] [stderr]     |
[INFO] [stderr] 992 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]     --> src/parse/matches/arg_matches.rs:1052:10
[INFO] [stderr]      |
[INFO] [stderr] 1052 |         };
[INFO] [stderr]      |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/build/app/mod.rs:2200:24
[INFO] [stderr]      |
[INFO] [stderr] 2200 |   ...   panic!(format!(
[INFO] [stderr]      |  ______________^
[INFO] [stderr] 2201 | | ...       "AppSettings::HelpRequired is enabled for the App {}, but at least one of its arguments does not have either `help` or `long_he...
[INFO] [stderr] 2202 | | ...       self.name,
[INFO] [stderr] 2203 | | ...       args_missing_help.join(", ")
[INFO] [stderr] 2204 | | ...   ));
[INFO] [stderr]      | |_______^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]      = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]      = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]      |
[INFO] [stderr] 2200 |                 panic!(
[INFO] [stderr] 2201 |                     "AppSettings::HelpRequired is enabled for the App {}, but at least one of its arguments does not have either `help` or `long_help` set. List of such arguments: {}",
[INFO] [stderr] 2202 |                     self.name,
[INFO] [stderr] 2203 |                     args_missing_help.join(", ")
[INFO] [stderr] 2204 |                 );
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message contains an unused formatting placeholder
[INFO] [stderr]     --> src/build/arg/mod.rs:4327:32
[INFO] [stderr]      |
[INFO] [stderr] 4327 |                     "Argument '{}' uses hint CommandWithArguments and must accept multiple values",
[INFO] [stderr]      |                                ^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stderr] help: add the missing argument
[INFO] [stderr]      |
[INFO] [stderr] 4327 |                     "Argument '{}' uses hint CommandWithArguments and must accept multiple values", ...,
[INFO] [stderr]      |                                                                                                   ^^^^^
[INFO] [stderr] help: or add a "{}" format string to use the message literally
[INFO] [stderr]      |
[INFO] [stderr] 4327 |                     "{}", "Argument '{}' uses hint CommandWithArguments and must accept multiple values",
[INFO] [stderr]      |                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/parse/validator.rs:247:16
[INFO] [stderr]     |
[INFO] [stderr] 247 |         panic!(INTERNAL_ERROR_MSG);
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 247 |         panic!("{}", INTERNAL_ERROR_MSG);
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 247 |         std::panic::panic_any(INTERNAL_ERROR_MSG);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `clap` (lib) generated 5 warnings
[INFO] [stderr] warning: `clap` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/clap-d879ba24ff1ac434)
[INFO] [stdout] 
[INFO] [stdout] running 102 tests
[INFO] [stdout] test build::app::settings::test::app_settings_fromstr ... ok
[INFO] [stdout] test build::app::tests::app_send_sync ... ok
[INFO] [stdout] test build::app::tests::global_setting ... ok
[INFO] [stdout] test build::app::tests::global_settings ... ok
[INFO] [stdout] test build::app::tests::global_version ... ok
[INFO] [stdout] test build::arg::settings::test::arg_settings_fromstr ... ok
[INFO] [stdout] test build::arg::test::flag_display ... ok
[INFO] [stdout] test build::app::tests::issue_2090 ... ok
[INFO] [stdout] test build::arg::test::flag_display_multiple_aliases ... ok
[INFO] [stdout] test build::arg::test::flag_display_single_alias ... ok
[INFO] [stdout] test build::arg::test::flag_display_multiple_short_aliases ... ok
[INFO] [stdout] test build::arg::test::flag_display_single_short_alias ... ok
[INFO] [stdout] test build::arg::test::option_display1 ... ok
[INFO] [stdout] test build::arg::test::option_display3 ... ok
[INFO] [stdout] test build::arg::test::option_display2 ... ok
[INFO] [stdout] test build::arg::test::option_display_multiple_aliases ... ok
[INFO] [stdout] test build::arg::test::option_display_single_alias ... ok
[INFO] [stdout] test build::arg::test::option_display_multiple_short_aliases ... ok
[INFO] [stdout] test build::arg::test::option_display_single_short_alias ... ok
[INFO] [stdout] test build::arg::test::positiona_display_mult ... ok
[INFO] [stdout] test build::arg::test::positional_display_required ... ok
[INFO] [stdout] test build::arg::test::positional_display_val_names ... ok
[INFO] [stdout] test build::arg::test::positional_display_val_names_req ... ok
[INFO] [stdout] test build::arg::tests::arg_send_sync ... ok
[INFO] [stdout] test build::arg::tests::short_flag_name_missing ... ok
[INFO] [stdout] test build::arg::tests::short_flag_misspel ... ok
[INFO] [stdout] test build::arg_group::test::groups ... ok
[INFO] [stdout] test build::arg_group::test::test_from ... ok
[INFO] [stdout] test build::arg_group::test::arg_group_send_sync ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage0 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage2 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage1 ... ok
[INFO] [stdout] test build::usage_parser::test::create_flag_usage ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage8 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage9 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage7 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage4 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both1 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both4 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both5 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage5 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both3 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both6 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both_equals1 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both8 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both7 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both2 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both_equals2 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both_equals4 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both_equals3 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both_equals5 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage3 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage6 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both_equals6 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both_equals7 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_both_equals8 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long10 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long2 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long1 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long4 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long3 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long6 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long5 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long7 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long8 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long9 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long_equals1 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long_equals10 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long_equals2 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long_equals4 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long_equals3 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long_equals5 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long_equals8 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long_equals6 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long_equals9 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_with_vals1 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_with_vals1_def ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_with_vals2 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_usage_long_equals7 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_with_vals4_def ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_with_vals4 ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_with_vals5 ... ok
[INFO] [stdout] test build::usage_parser::test::create_positional_usage ... ok
[INFO] [stdout] test build::usage_parser::test::nonascii ... ok
[INFO] [stdout] test build::usage_parser::test::create_option_with_vals3 ... ok
[INFO] [stdout] test build::usage_parser::test::pos_help_newline ... ok
[INFO] [stdout] test build::usage_parser::test::pos_help_double_lit_single_quote ... ok
[INFO] [stdout] test build::usage_parser::test::pos_help_newline_lit_sq ... ok
[INFO] [stdout] test build::usage_parser::test::pos_help_lit_single_quote ... ok
[INFO] [stdout] test build::usage_parser::test::pos_mult ... ok
[INFO] [stdout] test build::usage_parser::test::pos_mult_help ... ok
[INFO] [stdout] test build::usage_parser::test::pos_req ... ok
[INFO] [stdout] test build::usage_parser::test::pos_req_mult_def_help ... ok
[INFO] [stdout] test build::usage_parser::test::pos_req_mult_help ... ok
[INFO] [stdout] test output::help::test::wrap_help_last_word ... ok
[INFO] [stdout] test parse::matches::arg_matches::tests::test_default_indices ... ok
[INFO] [stdout] test parse::matches::arg_matches::tests::test_default_indices_with_shorter_lifetime ... ok
[INFO] [stdout] test parse::matches::arg_matches::tests::test_default_osvalues ... ok
[INFO] [stdout] test parse::matches::arg_matches::tests::test_default_osvalues_with_shorter_lifetime ... ok
[INFO] [stdout] test parse::matches::arg_matches::tests::test_default_values_with_shorter_lifetime ... ok
[INFO] [stdout] test parse::matches::arg_matches::tests::test_default_values ... ok
[INFO] [stdout] test build::usage_parser::test::create_positional_usage0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 102 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests clap
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/parse/matches/arg_matches.rs:992:10
[INFO] [stderr]     |
[INFO] [stderr] 992 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]     --> /opt/rustwide/workdir/src/parse/matches/arg_matches.rs:1052:10
[INFO] [stderr]      |
[INFO] [stderr] 1052 |         };
[INFO] [stderr]      |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name clap --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atty=/opt/rustwide/target/debug/deps/libatty-ea5f2e56e5d4182f.rlib --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-e09638bf9aca31b4.rlib --extern clap=/opt/rustwide/target/debug/deps/libclap-082d14d68ed3a414.rlib --extern clap_derive=/opt/rustwide/target/debug/deps/libclap_derive-73bb2beaea035f9d.so --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-e5d59ec4351853dd.rlib --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-5b325f7505c91b9f.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-e92083d5a39a8b50.rlib --extern os_str_bytes=/opt/rustwide/target/debug/deps/libos_str_bytes-e138d0ae1d40006c.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-64ff29a08d653a6c.rlib --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-ebf03c86b56fe678.rlib --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-3aba0a29031a465a.rlib --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-cd157870fd57f7bb.rlib --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-96cfa22366eb7433.rlib --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-9437af413e5e5769.rlib --extern version_sync=/opt/rustwide/target/debug/deps/libversion_sync-d996746d98f0fa28.rlib -C embed-bitcode=no --cfg 'feature="atty"' --cfg 'feature="cargo"' --cfg 'feature="clap_derive"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="lazy_static"' --cfg 'feature="std"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="termcolor"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "3552e3c841d33c684493646682248140c44bc130285504ed22ba99ffb271166d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3552e3c841d33c684493646682248140c44bc130285504ed22ba99ffb271166d", kill_on_drop: false }`
[INFO] [stdout] 3552e3c841d33c684493646682248140c44bc130285504ed22ba99ffb271166d
