[INFO] fetching crate cbox 0.3.0...
[INFO] testing cbox-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate cbox 0.3.0 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate cbox 0.3.0 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 cbox 0.3.0
[INFO] finished tweaking crates.io crate cbox 0.3.0
[INFO] tweaked toml for crates.io crate cbox 0.3.0 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] 74c6aef47d41470989e6228816a78c08c08ce622318d51f46c0c6fe749060dae
[INFO] running `Command { std: "docker" "start" "-a" "74c6aef47d41470989e6228816a78c08c08ce622318d51f46c0c6fe749060dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74c6aef47d41470989e6228816a78c08c08ce622318d51f46c0c6fe749060dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74c6aef47d41470989e6228816a78c08c08ce622318d51f46c0c6fe749060dae", kill_on_drop: false }`
[INFO] [stdout] 74c6aef47d41470989e6228816a78c08c08ce622318d51f46c0c6fe749060dae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] 7f07273ad9f8cceab7f1971c54f5348966e265c0ca9ac0b3adaf8924debce025
[INFO] running `Command { std: "docker" "start" "-a" "7f07273ad9f8cceab7f1971c54f5348966e265c0ca9ac0b3adaf8924debce025", kill_on_drop: false }`
[INFO] [stderr]    Compiling cbox v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "7f07273ad9f8cceab7f1971c54f5348966e265c0ca9ac0b3adaf8924debce025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f07273ad9f8cceab7f1971c54f5348966e265c0ca9ac0b3adaf8924debce025", kill_on_drop: false }`
[INFO] [stdout] 7f07273ad9f8cceab7f1971c54f5348966e265c0ca9ac0b3adaf8924debce025
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] 6b4ef53c9fbe2c518f1020158341f50d474eecbb6f74d0c9a9d864a711683844
[INFO] running `Command { std: "docker" "start" "-a" "6b4ef53c9fbe2c518f1020158341f50d474eecbb6f74d0c9a9d864a711683844", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cbox v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/cbox-1e2c001d4bce6cc4)
[INFO] running `Command { std: "docker" "inspect" "6b4ef53c9fbe2c518f1020158341f50d474eecbb6f74d0c9a9d864a711683844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b4ef53c9fbe2c518f1020158341f50d474eecbb6f74d0c9a9d864a711683844", kill_on_drop: false }`
[INFO] [stdout] 6b4ef53c9fbe2c518f1020158341f50d474eecbb6f74d0c9a9d864a711683844
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] 2cd22998465574aa164c6c6c300382f9cb238e53713d772cbf84dd7dc4597db8
[INFO] running `Command { std: "docker" "start" "-a" "2cd22998465574aa164c6c6c300382f9cb238e53713d772cbf84dd7dc4597db8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cbox-1e2c001d4bce6cc4)
[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] [stderr]    Doc-tests cbox
[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" "2cd22998465574aa164c6c6c300382f9cb238e53713d772cbf84dd7dc4597db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cd22998465574aa164c6c6c300382f9cb238e53713d772cbf84dd7dc4597db8", kill_on_drop: false }`
[INFO] [stdout] 2cd22998465574aa164c6c6c300382f9cb238e53713d772cbf84dd7dc4597db8