[INFO] fetching crate bosh 0.0.0...
[INFO] testing bosh-0.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate bosh 0.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate bosh 0.0.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bosh 0.0.0
[INFO] finished tweaking crates.io crate bosh 0.0.0
[INFO] tweaked toml for crates.io crate bosh 0.0.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.1.6
[INFO] [stderr]   Downloaded structopt v0.1.7
[INFO] [stderr]   Downloaded bosh_compiler v0.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec030cf5b025628c18382e559f998bc8badf2e613037a30be63cb1063b5301dd
[INFO] running `Command { std: "docker" "start" "-a" "ec030cf5b025628c18382e559f998bc8badf2e613037a30be63cb1063b5301dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec030cf5b025628c18382e559f998bc8badf2e613037a30be63cb1063b5301dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec030cf5b025628c18382e559f998bc8badf2e613037a30be63cb1063b5301dd", kill_on_drop: false }`
[INFO] [stdout] ec030cf5b025628c18382e559f998bc8badf2e613037a30be63cb1063b5301dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83e00132c027f5606b6695d696061ce9d20d9c57eb4d27e2dc6f52cedd1be0c4
[INFO] running `Command { std: "docker" "start" "-a" "83e00132c027f5606b6695d696061ce9d20d9c57eb4d27e2dc6f52cedd1be0c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling structopt v0.1.7
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling bosh_compiler v0.0.0
[INFO] [stderr]    Compiling bosh v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut f = File::open(opt.input);
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.96s
[INFO] running `Command { std: "docker" "inspect" "83e00132c027f5606b6695d696061ce9d20d9c57eb4d27e2dc6f52cedd1be0c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83e00132c027f5606b6695d696061ce9d20d9c57eb4d27e2dc6f52cedd1be0c4", kill_on_drop: false }`
[INFO] [stdout] 83e00132c027f5606b6695d696061ce9d20d9c57eb4d27e2dc6f52cedd1be0c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c295890aea9bb339d3b42c3e1f1c4745949d92db3325583ba037eeb6bc9286dc
[INFO] running `Command { std: "docker" "start" "-a" "c295890aea9bb339d3b42c3e1f1c4745949d92db3325583ba037eeb6bc9286dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling bosh v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut f = File::open(opt.input);
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "c295890aea9bb339d3b42c3e1f1c4745949d92db3325583ba037eeb6bc9286dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c295890aea9bb339d3b42c3e1f1c4745949d92db3325583ba037eeb6bc9286dc", kill_on_drop: false }`
[INFO] [stdout] c295890aea9bb339d3b42c3e1f1c4745949d92db3325583ba037eeb6bc9286dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3e4a863d7549469d74bc6619596dc1206c46601b8d711ef9c8b1e01fd2ff32cc
[INFO] running `Command { std: "docker" "start" "-a" "3e4a863d7549469d74bc6619596dc1206c46601b8d711ef9c8b1e01fd2ff32cc", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let mut f = File::open(opt.input);
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bosh` (bin "bosh" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bosh-271fefbee0e0107d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3e4a863d7549469d74bc6619596dc1206c46601b8d711ef9c8b1e01fd2ff32cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e4a863d7549469d74bc6619596dc1206c46601b8d711ef9c8b1e01fd2ff32cc", kill_on_drop: false }`
[INFO] [stdout] 3e4a863d7549469d74bc6619596dc1206c46601b8d711ef9c8b1e01fd2ff32cc