[INFO] fetching crate optimigation 0.1.0...
[INFO] testing optimigation-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate optimigation 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate optimigation 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate optimigation 0.1.0
[INFO] finished tweaking crates.io crate optimigation 0.1.0
[INFO] tweaked toml for crates.io crate optimigation 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate optimigation 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c11de6bfd73790acf809a891a979bee632706e4295a89a803f7cd31ea94169f9
[INFO] running `Command { std: "docker" "start" "-a" "c11de6bfd73790acf809a891a979bee632706e4295a89a803f7cd31ea94169f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c11de6bfd73790acf809a891a979bee632706e4295a89a803f7cd31ea94169f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c11de6bfd73790acf809a891a979bee632706e4295a89a803f7cd31ea94169f9", kill_on_drop: false }`
[INFO] [stdout] c11de6bfd73790acf809a891a979bee632706e4295a89a803f7cd31ea94169f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f48c489c9e999b56c1ec62a2aaa186adde4def9579d7af361fc47cf030cabe0a
[INFO] running `Command { std: "docker" "start" "-a" "f48c489c9e999b56c1ec62a2aaa186adde4def9579d7af361fc47cf030cabe0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling text-colorizer v1.0.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling optimigation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.84s
[INFO] running `Command { std: "docker" "inspect" "f48c489c9e999b56c1ec62a2aaa186adde4def9579d7af361fc47cf030cabe0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48c489c9e999b56c1ec62a2aaa186adde4def9579d7af361fc47cf030cabe0a", kill_on_drop: false }`
[INFO] [stdout] f48c489c9e999b56c1ec62a2aaa186adde4def9579d7af361fc47cf030cabe0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90f1796641fb6643ef1ff002e308aeb765652590050bc6efee2930e7baffb911
[INFO] running `Command { std: "docker" "start" "-a" "90f1796641fb6643ef1ff002e308aeb765652590050bc6efee2930e7baffb911", kill_on_drop: false }`
[INFO] [stderr]    Compiling optimigation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/optimigation-9fb6b99ed88ea12f)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/optimigation-9699924d31c9461a)
[INFO] running `Command { std: "docker" "inspect" "90f1796641fb6643ef1ff002e308aeb765652590050bc6efee2930e7baffb911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90f1796641fb6643ef1ff002e308aeb765652590050bc6efee2930e7baffb911", kill_on_drop: false }`
[INFO] [stdout] 90f1796641fb6643ef1ff002e308aeb765652590050bc6efee2930e7baffb911
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 272ce1c2a7fedf043a172e207154014b8d806016057bb63cedf5140272749327
[INFO] running `Command { std: "docker" "start" "-a" "272ce1c2a7fedf043a172e207154014b8d806016057bb63cedf5140272749327", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/optimigation-9fb6b99ed88ea12f)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/optimigation-9699924d31c9461a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests optimigation
[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] [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" "272ce1c2a7fedf043a172e207154014b8d806016057bb63cedf5140272749327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "272ce1c2a7fedf043a172e207154014b8d806016057bb63cedf5140272749327", kill_on_drop: false }`
[INFO] [stdout] 272ce1c2a7fedf043a172e207154014b8d806016057bb63cedf5140272749327