[INFO] fetching crate rust_bundler_cp 0.3.16...
[INFO] building rust_bundler_cp-0.3.16 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate rust_bundler_cp 0.3.16 into /workspace/builds/worker-2-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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_bundler_cp 0.3.16 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 739f279651ab738b1b4201d625d823e18630716f02ebb3dd1e42c7743e8073dc
[INFO] running `Command { std: "docker" "start" "-a" "739f279651ab738b1b4201d625d823e18630716f02ebb3dd1e42c7743e8073dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "739f279651ab738b1b4201d625d823e18630716f02ebb3dd1e42c7743e8073dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "739f279651ab738b1b4201d625d823e18630716f02ebb3dd1e42c7743e8073dc", kill_on_drop: false }`
[INFO] [stdout] 739f279651ab738b1b4201d625d823e18630716f02ebb3dd1e42c7743e8073dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0522dad75cc9b8f9e9718023285bccc80b7f5d7b1521e6c5750a20d44636a717
[INFO] running `Command { std: "docker" "start" "-a" "0522dad75cc9b8f9e9718023285bccc80b7f5d7b1521e6c5750a20d44636a717", 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 libc v0.2.126
[INFO] [stderr]    Compiling camino v1.0.9
[INFO] [stderr]    Compiling semver v1.0.10
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling simple-string-builder v0.2.0
[INFO] [stderr]    Compiling quote v1.0.19
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[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 15.99s
[INFO] running `Command { std: "docker" "inspect" "0522dad75cc9b8f9e9718023285bccc80b7f5d7b1521e6c5750a20d44636a717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0522dad75cc9b8f9e9718023285bccc80b7f5d7b1521e6c5750a20d44636a717", kill_on_drop: false }`
[INFO] [stdout] 0522dad75cc9b8f9e9718023285bccc80b7f5d7b1521e6c5750a20d44636a717
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 668912e35a2c451ea0db8c0260bb077a96c3b597e133e4380d3ea25e27338428
[INFO] running `Command { std: "docker" "start" "-a" "668912e35a2c451ea0db8c0260bb077a96c3b597e133e4380d3ea25e27338428", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling object v0.28.4
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling environment v0.1.1
[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 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 semver v1.0.10
[INFO] [stderr]    Compiling camino v1.0.9
[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: `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]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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] 
[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: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: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: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 16.92s
[INFO] running `Command { std: "docker" "inspect" "668912e35a2c451ea0db8c0260bb077a96c3b597e133e4380d3ea25e27338428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "668912e35a2c451ea0db8c0260bb077a96c3b597e133e4380d3ea25e27338428", kill_on_drop: false }`
[INFO] [stdout] 668912e35a2c451ea0db8c0260bb077a96c3b597e133e4380d3ea25e27338428
