[INFO] fetching crate cb2util 0.0.1...
[INFO] testing cb2util-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate cb2util 0.0.1 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate cb2util 0.0.1 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 cb2util 0.0.1
[INFO] finished tweaking crates.io crate cb2util 0.0.1
[INFO] tweaked toml for crates.io crate cb2util 0.0.1 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate crates.io crate cb2util 0.0.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] b9bffc62a918b2b64743192d4b5db827699a66473d569b36e6a167e9f106145d
[INFO] running `Command { std: "docker" "start" "-a" "b9bffc62a918b2b64743192d4b5db827699a66473d569b36e6a167e9f106145d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9bffc62a918b2b64743192d4b5db827699a66473d569b36e6a167e9f106145d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9bffc62a918b2b64743192d4b5db827699a66473d569b36e6a167e9f106145d", kill_on_drop: false }`
[INFO] [stdout] b9bffc62a918b2b64743192d4b5db827699a66473d569b36e6a167e9f106145d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] a26c346e66497dc1d9b76532f50bd49bbb02c82b265574a938bbc5807fc00b6c
[INFO] running `Command { std: "docker" "start" "-a" "a26c346e66497dc1d9b76532f50bd49bbb02c82b265574a938bbc5807fc00b6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling codebreaker v0.1.4
[INFO] [stderr]    Compiling cb2util v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.90s
[INFO] running `Command { std: "docker" "inspect" "a26c346e66497dc1d9b76532f50bd49bbb02c82b265574a938bbc5807fc00b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a26c346e66497dc1d9b76532f50bd49bbb02c82b265574a938bbc5807fc00b6c", kill_on_drop: false }`
[INFO] [stdout] a26c346e66497dc1d9b76532f50bd49bbb02c82b265574a938bbc5807fc00b6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] fec99fff75713f1b588a0a702e1b4bcfa30a682ed9d0e86a72d8889a95ea4972
[INFO] running `Command { std: "docker" "start" "-a" "fec99fff75713f1b588a0a702e1b4bcfa30a682ed9d0e86a72d8889a95ea4972", kill_on_drop: false }`
[INFO] [stderr]    Compiling cb2util v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/cb2util-764c0e03d3c42e80)
[INFO] running `Command { std: "docker" "inspect" "fec99fff75713f1b588a0a702e1b4bcfa30a682ed9d0e86a72d8889a95ea4972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec99fff75713f1b588a0a702e1b4bcfa30a682ed9d0e86a72d8889a95ea4972", kill_on_drop: false }`
[INFO] [stdout] fec99fff75713f1b588a0a702e1b4bcfa30a682ed9d0e86a72d8889a95ea4972
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] e3d01bb54381725eb6d0a9591d8adee5d0f0ef4e4568ac93f10246cdef4088ef
[INFO] running `Command { std: "docker" "start" "-a" "e3d01bb54381725eb6d0a9591d8adee5d0f0ef4e4568ac93f10246cdef4088ef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cb2util-764c0e03d3c42e80)
[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" "e3d01bb54381725eb6d0a9591d8adee5d0f0ef4e4568ac93f10246cdef4088ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3d01bb54381725eb6d0a9591d8adee5d0f0ef4e4568ac93f10246cdef4088ef", kill_on_drop: false }`
[INFO] [stdout] e3d01bb54381725eb6d0a9591d8adee5d0f0ef4e4568ac93f10246cdef4088ef