[INFO] cloning repository https://github.com/pexip/os-rust-quickcheck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pexip/os-rust-quickcheck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpexip%2Fos-rust-quickcheck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpexip%2Fos-rust-quickcheck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6b5e1aaba7fa847241f76b499a6fa0f862baf83
[INFO] building pexip/os-rust-quickcheck against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpexip%2Fos-rust-quickcheck" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pexip/os-rust-quickcheck
[INFO] finished tweaking git repo https://github.com/pexip/os-rust-quickcheck
[INFO] tweaked toml for git repo https://github.com/pexip/os-rust-quickcheck written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pexip/os-rust-quickcheck on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pexip/os-rust-quickcheck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.8.2
[INFO] [stderr]   Downloaded rand_core v0.6.0
[INFO] [stderr]   Downloaded rand v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61d95fed41dcd865814c2f8d59c1501fbee5c2058fd731fc10746a6d0935a5bd
[INFO] running `Command { std: "docker" "start" "-a" "61d95fed41dcd865814c2f8d59c1501fbee5c2058fd731fc10746a6d0935a5bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61d95fed41dcd865814c2f8d59c1501fbee5c2058fd731fc10746a6d0935a5bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61d95fed41dcd865814c2f8d59c1501fbee5c2058fd731fc10746a6d0935a5bd", kill_on_drop: false }`
[INFO] [stdout] 61d95fed41dcd865814c2f8d59c1501fbee5c2058fd731fc10746a6d0935a5bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6b30afe7e6e5e1a7ff95bb9d1744812c8d9abf2e58939a81a0b7cd5955454be
[INFO] running `Command { std: "docker" "start" "-a" "f6b30afe7e6e5e1a7ff95bb9d1744812c8d9abf2e58939a81a0b7cd5955454be", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling quickcheck v1.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `AShow` is never used
[INFO] [stdout]    --> src/tester.rs:416:7
[INFO] [stdout]     |
[INFO] [stdout] 416 | trait AShow: Arbitrary + Debug {}
[INFO] [stdout]     |       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/tester.rs:165:35
[INFO] [stdout]     |
[INFO] [stdout] 165 |             Err(result) => panic!(result.failed_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/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 165 |             Err(result) => panic!("{}", result.failed_msg()),
[INFO] [stdout]     |                                   +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.03s
[INFO] running `Command { std: "docker" "inspect" "f6b30afe7e6e5e1a7ff95bb9d1744812c8d9abf2e58939a81a0b7cd5955454be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b30afe7e6e5e1a7ff95bb9d1744812c8d9abf2e58939a81a0b7cd5955454be", kill_on_drop: false }`
[INFO] [stdout] f6b30afe7e6e5e1a7ff95bb9d1744812c8d9abf2e58939a81a0b7cd5955454be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6d6ffbb6b01c543de64701d19c8c0798d30128275f483dc03a601c605210ffd
[INFO] running `Command { std: "docker" "start" "-a" "b6d6ffbb6b01c543de64701d19c8c0798d30128275f483dc03a601c605210ffd", kill_on_drop: false }`
[INFO] [stderr]    Compiling quickcheck v1.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `AShow` is never used
[INFO] [stdout]    --> src/tester.rs:416:7
[INFO] [stdout]     |
[INFO] [stdout] 416 | trait AShow: Arbitrary + Debug {}
[INFO] [stdout]     |       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/tester.rs:165:35
[INFO] [stdout]     |
[INFO] [stdout] 165 |             Err(result) => panic!(result.failed_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/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 165 |             Err(result) => panic!("{}", result.failed_msg()),
[INFO] [stdout]     |                                   +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AShow` is never used
[INFO] [stdout]    --> src/tester.rs:416:7
[INFO] [stdout]     |
[INFO] [stdout] 416 | trait AShow: Arbitrary + Debug {}
[INFO] [stdout]     |       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/arbitrary.rs:1368:32
[INFO] [stdout]      |
[INFO] [stdout] 1368 |                           panic!(format!(
[INFO] [stdout]      |  ________________________________^
[INFO] [stdout] 1369 | |                             "Element {:?} was not found \
[INFO] [stdout] 1370 | |                              in shrink results {:?}",
[INFO] [stdout] 1371 | |                             n, shrunk
[INFO] [stdout] 1372 | |                         ));
[INFO] [stdout]      | |_________________________^
[INFO] [stdout] ...
[INFO] [stdout] 1381 |           define_float_eq!(f32);
[INFO] [stdout]      |           --------------------- in this macro invocation
[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/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]      = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout]      = note: this warning originates in the macro `define_float_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 1368 ~                         panic!(
[INFO] [stdout] 1369 |                             "Element {:?} was not found \
[INFO] [stdout] 1370 |                              in shrink results {:?}",
[INFO] [stdout] 1371 |                             n, shrunk
[INFO] [stdout] 1372 ~                         );
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/arbitrary.rs:1368:32
[INFO] [stdout]      |
[INFO] [stdout] 1368 |                           panic!(format!(
[INFO] [stdout]      |  ________________________________^
[INFO] [stdout] 1369 | |                             "Element {:?} was not found \
[INFO] [stdout] 1370 | |                              in shrink results {:?}",
[INFO] [stdout] 1371 | |                             n, shrunk
[INFO] [stdout] 1372 | |                         ));
[INFO] [stdout]      | |_________________________^
[INFO] [stdout] ...
[INFO] [stdout] 1393 |           define_float_eq!(f64);
[INFO] [stdout]      |           --------------------- in this macro invocation
[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/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]      = note: this warning originates in the macro `define_float_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 1368 ~                         panic!(
[INFO] [stdout] 1369 |                             "Element {:?} was not found \
[INFO] [stdout] 1370 |                              in shrink results {:?}",
[INFO] [stdout] 1371 |                             n, shrunk
[INFO] [stdout] 1372 ~                         );
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/tester.rs:165:35
[INFO] [stdout]     |
[INFO] [stdout] 165 |             Err(result) => panic!(result.failed_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/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 165 |             Err(result) => panic!("{}", result.failed_msg()),
[INFO] [stdout]     |                                   +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.51s
[INFO] running `Command { std: "docker" "inspect" "b6d6ffbb6b01c543de64701d19c8c0798d30128275f483dc03a601c605210ffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6d6ffbb6b01c543de64701d19c8c0798d30128275f483dc03a601c605210ffd", kill_on_drop: false }`
[INFO] [stdout] b6d6ffbb6b01c543de64701d19c8c0798d30128275f483dc03a601c605210ffd
