[INFO] fetching crate boxing-arena 0.9.3...
[INFO] testing boxing-arena-0.9.3 against 1.60.0 for beta-1.61-1
[INFO] extracting crate boxing-arena 0.9.3 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate boxing-arena 0.9.3 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate boxing-arena 0.9.3
[INFO] finished tweaking crates.io crate boxing-arena 0.9.3
[INFO] tweaked toml for crates.io crate boxing-arena 0.9.3 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bee48e18f5b9be6f571e82adaac7a26f91274abfd826fd03dfa4f0591f3b6ab
[INFO] running `Command { std: "docker" "start" "-a" "6bee48e18f5b9be6f571e82adaac7a26f91274abfd826fd03dfa4f0591f3b6ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bee48e18f5b9be6f571e82adaac7a26f91274abfd826fd03dfa4f0591f3b6ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bee48e18f5b9be6f571e82adaac7a26f91274abfd826fd03dfa4f0591f3b6ab", kill_on_drop: false }`
[INFO] [stdout] 6bee48e18f5b9be6f571e82adaac7a26f91274abfd826fd03dfa4f0591f3b6ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f978d63f6a99e984a84de38c2185f3d8ac90f9e588a1def127a32c674bc1182c
[INFO] running `Command { std: "docker" "start" "-a" "f978d63f6a99e984a84de38c2185f3d8ac90f9e588a1def127a32c674bc1182c", kill_on_drop: false }`
[INFO] [stderr]    Compiling boxing-arena v0.9.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "f978d63f6a99e984a84de38c2185f3d8ac90f9e588a1def127a32c674bc1182c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f978d63f6a99e984a84de38c2185f3d8ac90f9e588a1def127a32c674bc1182c", kill_on_drop: false }`
[INFO] [stdout] f978d63f6a99e984a84de38c2185f3d8ac90f9e588a1def127a32c674bc1182c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0855a6c5ea71976782e2ae5d4917b7520972147ec72ebafa87de7ac4ac8c46e
[INFO] running `Command { std: "docker" "start" "-a" "f0855a6c5ea71976782e2ae5d4917b7520972147ec72ebafa87de7ac4ac8c46e", kill_on_drop: false }`
[INFO] [stderr]    Compiling boxing-arena v0.9.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "f0855a6c5ea71976782e2ae5d4917b7520972147ec72ebafa87de7ac4ac8c46e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0855a6c5ea71976782e2ae5d4917b7520972147ec72ebafa87de7ac4ac8c46e", kill_on_drop: false }`
[INFO] [stdout] f0855a6c5ea71976782e2ae5d4917b7520972147ec72ebafa87de7ac4ac8c46e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60b37b1a7fd531f16b8c68f1a15aa71b717cb9df02bb59a4c0f757ef831a6caf
[INFO] running `Command { std: "docker" "start" "-a" "60b37b1a7fd531f16b8c68f1a15aa71b717cb9df02bb59a4c0f757ef831a6caf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/boxing_arena-3631f890edd26cb4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::basic ... ok
[INFO] [stderr]    Doc-tests boxing-arena
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "60b37b1a7fd531f16b8c68f1a15aa71b717cb9df02bb59a4c0f757ef831a6caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60b37b1a7fd531f16b8c68f1a15aa71b717cb9df02bb59a4c0f757ef831a6caf", kill_on_drop: false }`
[INFO] [stdout] 60b37b1a7fd531f16b8c68f1a15aa71b717cb9df02bb59a4c0f757ef831a6caf