[INFO] fetching crate pleaser 0.5.6...
[INFO] checking pleaser-0.5.6 against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] extracting crate pleaser 0.5.6 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate pleaser 0.5.6
[INFO] finished tweaking crates.io crate pleaser 0.5.6
[INFO] tweaked toml for crates.io crate pleaser 0.5.6 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pleaser 0.5.6 on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pleaser 0.5.6 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.documentation`
[INFO] [stderr]   --> Cargo.toml:39:12
[INFO] [stderr]    |
[INFO] [stderr] 36 | documentation = "https://www.usenix.org.uk/content/please.html"
[INFO] [stderr]    |                 -----------------------------------------------
[INFO] [stderr] ...
[INFO] [stderr] 39 | homepage = "https://www.usenix.org.uk/content/please.html"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `pleaser` (manifest) generated 2 warnings
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uzers v0.11.3
[INFO] [stderr]   Downloaded num_threads v0.1.6
[INFO] [stderr]   Downloaded time v0.3.9
[INFO] [stderr]   Downloaded syslog v6.0.1
[INFO] [stderr]   Downloaded pam-sys v0.5.6
[INFO] [stderr]   Downloaded rpassword v7.3.1
[INFO] [stderr]   Downloaded rtoolbox v0.0.2
[INFO] [stderr]   Downloaded pam v0.7.0
[INFO] [stderr]   Downloaded users v0.8.1
[INFO] [stderr]   Downloaded unicode-width v0.1.9
[INFO] [stderr]   Downloaded error-chain v0.12.4
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded time v0.1.43
[INFO] [stderr]   Downloaded bitflags v2.4.2
[INFO] [stderr]   Downloaded num-traits v0.2.15
[INFO] [stderr]   Downloaded regex v1.7.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.27
[INFO] [stderr]   Downloaded nix v0.27.1
[INFO] [stderr]   Downloaded libc v0.2.153
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 829b75d25ec32c2651c964d149f8a310f8afb1535b6ca1d0b8c4315113d92a88
[INFO] running `Command { std: "docker" "start" "829b75d25ec32c2651c964d149f8a310f8afb1535b6ca1d0b8c4315113d92a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "829b75d25ec32c2651c964d149f8a310f8afb1535b6ca1d0b8c4315113d92a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "829b75d25ec32c2651c964d149f8a310f8afb1535b6ca1d0b8c4315113d92a88" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "829b75d25ec32c2651c964d149f8a310f8afb1535b6ca1d0b8c4315113d92a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "829b75d25ec32c2651c964d149f8a310f8afb1535b6ca1d0b8c4315113d92a88" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.documentation`
[INFO] [stderr]   --> Cargo.toml:39:12
[INFO] [stderr]    |
[INFO] [stderr] 36 | documentation = "https://www.usenix.org.uk/content/please.html"
[INFO] [stderr]    |                 -----------------------------------------------
[INFO] [stderr] ...
[INFO] [stderr] 39 | homepage = "https://www.usenix.org.uk/content/please.html"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `pleaser` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pam-sys v0.5.6
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking users v0.8.1
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rtoolbox v0.0.2
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking rpassword v7.3.1
[INFO] [stderr]     Checking uzers v0.11.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking pam v0.7.0
[INFO] [stderr]     Checking regex v1.7.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking syslog v6.0.1
[INFO] [stderr]     Checking pleaser v0.5.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]    --> src/bin/please.rs:348:9
[INFO] [stdout]     |
[INFO] [stdout] 348 | /         Command::new(&ro.cloned_args.as_ref().unwrap()[0])
[INFO] [stdout] 349 | |             .args(ro.cloned_args.as_ref().unwrap().clone().split_off(1))
[INFO] [stdout] 350 | |             .exec();
[INFO] [stdout]     | |___________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |         let _ = Command::new(&ro.cloned_args.as_ref().unwrap()[0])
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]    --> src/bin/please.rs:352:9
[INFO] [stdout]     |
[INFO] [stdout] 352 |         Command::new(&ro.cloned_args.as_ref().unwrap()[0]).exec();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 352 |         let _ = Command::new(&ro.cloned_args.as_ref().unwrap()[0]).exec();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]    --> src/bin/pleaseedit.rs:438:9
[INFO] [stdout]     |
[INFO] [stdout] 438 | /         Command::new(editor.as_str())
[INFO] [stdout] 439 | |             .arg(edit_file.as_ref().unwrap())
[INFO] [stdout] 440 | |             .exec();
[INFO] [stdout]     | |___________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 438 |         let _ = Command::new(editor.as_str())
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]    --> src/bin/pleaseedit.rs:442:9
[INFO] [stdout]     |
[INFO] [stdout] 442 | /         Command::new(args[0])
[INFO] [stdout] 443 | |             .args(&args[1..])
[INFO] [stdout] 444 | |             .arg(edit_file.as_ref().unwrap())
[INFO] [stdout] 445 | |             .exec();
[INFO] [stdout]     | |___________________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 442 |         let _ = Command::new(args[0])
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]    --> src/bin/pleaseedit.rs:438:9
[INFO] [stdout]     |
[INFO] [stdout] 438 | /         Command::new(editor.as_str())
[INFO] [stdout] 439 | |             .arg(edit_file.as_ref().unwrap())
[INFO] [stdout] 440 | |             .exec();
[INFO] [stdout]     | |___________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 438 |         let _ = Command::new(editor.as_str())
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]    --> src/bin/pleaseedit.rs:442:9
[INFO] [stdout]     |
[INFO] [stdout] 442 | /         Command::new(args[0])
[INFO] [stdout] 443 | |             .args(&args[1..])
[INFO] [stdout] 444 | |             .arg(edit_file.as_ref().unwrap())
[INFO] [stdout] 445 | |             .exec();
[INFO] [stdout]     | |___________________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 442 |         let _ = Command::new(args[0])
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]    --> src/bin/please.rs:348:9
[INFO] [stdout]     |
[INFO] [stdout] 348 | /         Command::new(&ro.cloned_args.as_ref().unwrap()[0])
[INFO] [stdout] 349 | |             .args(ro.cloned_args.as_ref().unwrap().clone().split_off(1))
[INFO] [stdout] 350 | |             .exec();
[INFO] [stdout]     | |___________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |         let _ = Command::new(&ro.cloned_args.as_ref().unwrap()[0])
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]    --> src/bin/please.rs:352:9
[INFO] [stdout]     |
[INFO] [stdout] 352 |         Command::new(&ro.cloned_args.as_ref().unwrap()[0]).exec();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 352 |         let _ = Command::new(&ro.cloned_args.as_ref().unwrap()[0]).exec();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.98s
[INFO] running `Command { std: "docker" "inspect" "829b75d25ec32c2651c964d149f8a310f8afb1535b6ca1d0b8c4315113d92a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "829b75d25ec32c2651c964d149f8a310f8afb1535b6ca1d0b8c4315113d92a88", kill_on_drop: false }`
[INFO] [stdout] 829b75d25ec32c2651c964d149f8a310f8afb1535b6ca1d0b8c4315113d92a88
