[INFO] fetching crate rust_bundler_cp 0.3.16...
[INFO] building rust_bundler_cp-0.3.16 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rust_bundler_cp 0.3.16 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rust_bundler_cp 0.3.16
[INFO] finished tweaking crates.io crate rust_bundler_cp 0.3.16
[INFO] tweaked toml for crates.io crate rust_bundler_cp 0.3.16 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_bundler_cp 0.3.16 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_bundler_cp 0.3.16 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfea91e689aaeb15e997589e494458200b1f19377c0ba405df654184cba3a813
[INFO] running `Command { std: "docker" "start" "-a" "dfea91e689aaeb15e997589e494458200b1f19377c0ba405df654184cba3a813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfea91e689aaeb15e997589e494458200b1f19377c0ba405df654184cba3a813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfea91e689aaeb15e997589e494458200b1f19377c0ba405df654184cba3a813", kill_on_drop: false }`
[INFO] [stdout] dfea91e689aaeb15e997589e494458200b1f19377c0ba405df654184cba3a813
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f50a371b615dd98b38f3f0c69ccec63165e8364e76949d133f468f97e5c103d
[INFO] running `Command { std: "docker" "start" "-a" "9f50a371b615dd98b38f3f0c69ccec63165e8364e76949d133f468f97e5c103d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling camino v1.0.9
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling semver v1.0.10
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling simple-string-builder v0.2.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling quote v1.0.19
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling cargo_metadata v0.14.2
[INFO] [stderr]    Compiling rust_bundler_cp v0.3.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.15s
[INFO] running `Command { std: "docker" "inspect" "9f50a371b615dd98b38f3f0c69ccec63165e8364e76949d133f468f97e5c103d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f50a371b615dd98b38f3f0c69ccec63165e8364e76949d133f468f97e5c103d", kill_on_drop: false }`
[INFO] [stdout] 9f50a371b615dd98b38f3f0c69ccec63165e8364e76949d133f468f97e5c103d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1637f56c46cde3f6dc62d35caff18fea36a5dbba425c78def991b7f3d52d5c74
[INFO] running `Command { std: "docker" "start" "-a" "1637f56c46cde3f6dc62d35caff18fea36a5dbba425c78def991b7f3d52d5c74", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling object v0.28.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling environment v0.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling goldenfile v1.3.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling camino v1.0.9
[INFO] [stderr]    Compiling semver v1.0.10
[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling cargo_metadata v0.14.2
[INFO] [stderr]    Compiling assert_cli v0.6.3
[INFO] [stderr]    Compiling rust_bundler_cp v0.3.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/lib.rs:419:17
[INFO] [stdout]     |
[INFO] [stdout] 419 |         let mut file = read_source_code();
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expander`
[INFO] [stdout]    --> src/lib.rs:415:17
[INFO] [stdout]     |
[INFO] [stdout] 415 |         let mut expander = create_expander();
[INFO] [stdout]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expander`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:415:13
[INFO] [stdout]     |
[INFO] [stdout] 415 |         let mut expander = create_expander();
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:437:13
[INFO] [stdout]     |
[INFO] [stdout] 437 |         let mut file = syn::parse_file(&syntax_tree).expect("failed to parse binary target source");
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:419:13
[INFO] [stdout]     |
[INFO] [stdout] 419 |         let mut file = read_source_code();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:428:13
[INFO] [stdout]     |
[INFO] [stdout] 428 |         let mut expander = crate::Expander::new(base_path, "", crate_name);
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.67s
[INFO] running `Command { std: "docker" "inspect" "1637f56c46cde3f6dc62d35caff18fea36a5dbba425c78def991b7f3d52d5c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1637f56c46cde3f6dc62d35caff18fea36a5dbba425c78def991b7f3d52d5c74", kill_on_drop: false }`
[INFO] [stdout] 1637f56c46cde3f6dc62d35caff18fea36a5dbba425c78def991b7f3d52d5c74
