[INFO] fetching crate argparsnip 0.1.6...
[INFO] checking argparsnip-0.1.6 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate argparsnip 0.1.6 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate argparsnip 0.1.6 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argparsnip 0.1.6
[INFO] finished tweaking crates.io crate argparsnip 0.1.6
[INFO] tweaked toml for crates.io crate argparsnip 0.1.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_threads v0.1.7
[INFO] [stderr]   Downloaded str_stack v0.1.0
[INFO] [stderr]   Downloaded pretty_assertions v0.7.2
[INFO] [stderr]   Downloaded debugid v0.7.3
[INFO] [stderr]   Downloaded pprof v0.4.5
[INFO] [stderr]   Downloaded colored v1.9.4
[INFO] [stderr]   Downloaded rgb v0.8.37
[INFO] [stderr]   Downloaded symbolic-common v8.8.0
[INFO] [stderr]   Downloaded simple_logger v1.16.0
[INFO] [stderr]   Downloaded num-format v0.4.4
[INFO] [stderr]   Downloaded inferno v0.10.12
[INFO] [stderr]   Downloaded quick-xml v0.22.0
[INFO] [stderr]   Downloaded nix v0.20.2
[INFO] [stderr]   Downloaded symbolic-demangle v8.8.0
[INFO] [stderr]   Downloaded cpp_demangle v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 408e53562eed339c1c78f4109d1bea969497c1e8dd2efd3567597cc68a582023
[INFO] running `Command { std: "docker" "start" "-a" "408e53562eed339c1c78f4109d1bea969497c1e8dd2efd3567597cc68a582023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "408e53562eed339c1c78f4109d1bea969497c1e8dd2efd3567597cc68a582023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "408e53562eed339c1c78f4109d1bea969497c1e8dd2efd3567597cc68a582023", kill_on_drop: false }`
[INFO] [stdout] 408e53562eed339c1c78f4109d1bea969497c1e8dd2efd3567597cc68a582023
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4c592165461ff46f966bef2d08dd5702e709d513f26495ade3997c50b0cb183
[INFO] running `Command { std: "docker" "start" "-a" "b4c592165461ff46f966bef2d08dd5702e709d513f26495ade3997c50b0cb183", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking debugid v0.7.3
[INFO] [stderr]    Compiling symbolic-demangle v8.8.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]     Checking symbolic-common v8.8.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking parking_lot_core v0.8.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking quick-xml v0.22.0
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling pprof v0.4.5
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]     Checking inferno v0.10.12
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking nix v0.20.2
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking pretty_assertions v0.7.2
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking argparsnip v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::string::String;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `String` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/value.rs:218:52
[INFO] [stdout]     |
[INFO] [stdout] 218 |         Type::Any | Type::String => Value::from(val.clone()),
[INFO] [stdout]     |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking simple_logger v1.16.0
[INFO] [stdout] error: couldn't read benches/complex.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read benches/default.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read benches/simple.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `argparsnip` (bench "default") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `argparsnip` (bench "complex") due to 2 previous errors
[INFO] [stderr] error: could not compile `argparsnip` (bench "simple") due to 2 previous errors
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::string::String;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `String` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/value.rs:218:52
[INFO] [stdout]     |
[INFO] [stdout] 218 |         Type::Any | Type::String => Value::from(val.clone()),
[INFO] [stdout]     |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b4c592165461ff46f966bef2d08dd5702e709d513f26495ade3997c50b0cb183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4c592165461ff46f966bef2d08dd5702e709d513f26495ade3997c50b0cb183", kill_on_drop: false }`
[INFO] [stdout] b4c592165461ff46f966bef2d08dd5702e709d513f26495ade3997c50b0cb183
