[INFO] fetching crate cvar 0.3.0...
[INFO] testing cvar-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate cvar 0.3.0 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate cvar 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 cvar 0.3.0
[INFO] finished tweaking crates.io crate cvar 0.3.0
[INFO] tweaked toml for crates.io crate cvar 0.3.0 written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] crate crates.io crate cvar 0.3.0 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] [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-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 3fd9b498f924959f7187e66309a73674de9a657560f3c6991e8f6b663910f4fb
[INFO] running `Command { std: "docker" "start" "-a" "3fd9b498f924959f7187e66309a73674de9a657560f3c6991e8f6b663910f4fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fd9b498f924959f7187e66309a73674de9a657560f3c6991e8f6b663910f4fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd9b498f924959f7187e66309a73674de9a657560f3c6991e8f6b663910f4fb", kill_on_drop: false }`
[INFO] [stdout] 3fd9b498f924959f7187e66309a73674de9a657560f3c6991e8f6b663910f4fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 0b0faab22b864cfc3485d0904c3004f4c4142b53a007605f2d97b778e09ce30b
[INFO] running `Command { std: "docker" "start" "-a" "0b0faab22b864cfc3485d0904c3004f4c4142b53a007605f2d97b778e09ce30b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cvar v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "0b0faab22b864cfc3485d0904c3004f4c4142b53a007605f2d97b778e09ce30b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b0faab22b864cfc3485d0904c3004f4c4142b53a007605f2d97b778e09ce30b", kill_on_drop: false }`
[INFO] [stdout] 0b0faab22b864cfc3485d0904c3004f4c4142b53a007605f2d97b778e09ce30b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] b170c5c1f8132b316f1c6a185e5534cfc0d47c55dc629c53d7789da166590213
[INFO] running `Command { std: "docker" "start" "-a" "b170c5c1f8132b316f1c6a185e5534cfc0d47c55dc629c53d7789da166590213", kill_on_drop: false }`
[INFO] [stderr]    Compiling cvar v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.09s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/cvar-599f0688de3a9125)
[INFO] running `Command { std: "docker" "inspect" "b170c5c1f8132b316f1c6a185e5534cfc0d47c55dc629c53d7789da166590213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b170c5c1f8132b316f1c6a185e5534cfc0d47c55dc629c53d7789da166590213", kill_on_drop: false }`
[INFO] [stdout] b170c5c1f8132b316f1c6a185e5534cfc0d47c55dc629c53d7789da166590213
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] c54cbc5d5fb25645033bcf0c3969be79e76b7eceeb1f454e0ea6d644bec3a90e
[INFO] running `Command { std: "docker" "start" "-a" "c54cbc5d5fb25645033bcf0c3969be79e76b7eceeb1f454e0ea6d644bec3a90e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cvar-599f0688de3a9125)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test console::test_compare_id ... ok
[INFO] [stdout] test tests::main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cvar
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - IVisit (line 395) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - (line 40) ... ok
[INFO] [stdout] test src/lib.rs - Visit (line 424) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c54cbc5d5fb25645033bcf0c3969be79e76b7eceeb1f454e0ea6d644bec3a90e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c54cbc5d5fb25645033bcf0c3969be79e76b7eceeb1f454e0ea6d644bec3a90e", kill_on_drop: false }`
[INFO] [stdout] c54cbc5d5fb25645033bcf0c3969be79e76b7eceeb1f454e0ea6d644bec3a90e