[INFO] fetching crate iter_vec 0.1.0...
[INFO] testing iter_vec-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate iter_vec 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate iter_vec 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iter_vec 0.1.0
[INFO] finished tweaking crates.io crate iter_vec 0.1.0
[INFO] tweaked toml for crates.io crate iter_vec 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate iter_vec 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 796c1b66cdd1ddf9eada79156263b1f246b2d8732e2c2a06d5041b41283d05f6
[INFO] running `Command { std: "docker" "start" "-a" "796c1b66cdd1ddf9eada79156263b1f246b2d8732e2c2a06d5041b41283d05f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "796c1b66cdd1ddf9eada79156263b1f246b2d8732e2c2a06d5041b41283d05f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "796c1b66cdd1ddf9eada79156263b1f246b2d8732e2c2a06d5041b41283d05f6", kill_on_drop: false }`
[INFO] [stdout] 796c1b66cdd1ddf9eada79156263b1f246b2d8732e2c2a06d5041b41283d05f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 026cc96a36f056472a87f41488ee0c8a0a41d4cc61d48d262760a112524bd731
[INFO] running `Command { std: "docker" "start" "-a" "026cc96a36f056472a87f41488ee0c8a0a41d4cc61d48d262760a112524bd731", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter_vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "026cc96a36f056472a87f41488ee0c8a0a41d4cc61d48d262760a112524bd731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "026cc96a36f056472a87f41488ee0c8a0a41d4cc61d48d262760a112524bd731", kill_on_drop: false }`
[INFO] [stdout] 026cc96a36f056472a87f41488ee0c8a0a41d4cc61d48d262760a112524bd731
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac727021584bfc771d94335ad431c777b1f0bd35abb44f21f7354062100c4d6a
[INFO] running `Command { std: "docker" "start" "-a" "ac727021584bfc771d94335ad431c777b1f0bd35abb44f21f7354062100c4d6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter_vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "ac727021584bfc771d94335ad431c777b1f0bd35abb44f21f7354062100c4d6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac727021584bfc771d94335ad431c777b1f0bd35abb44f21f7354062100c4d6a", kill_on_drop: false }`
[INFO] [stdout] ac727021584bfc771d94335ad431c777b1f0bd35abb44f21f7354062100c4d6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] feac0a5b20c3e20406125b1c50ae490d0d70a80493c77acc0dd4b6fad277ff97
[INFO] running `Command { std: "docker" "start" "-a" "feac0a5b20c3e20406125b1c50ae490d0d70a80493c77acc0dd4b6fad277ff97", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iter_vec-29fe290487007489)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::demo ... ok
[INFO] [stdout] test tests::it_works ... 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 iter_vec
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "feac0a5b20c3e20406125b1c50ae490d0d70a80493c77acc0dd4b6fad277ff97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feac0a5b20c3e20406125b1c50ae490d0d70a80493c77acc0dd4b6fad277ff97", kill_on_drop: false }`
[INFO] [stdout] feac0a5b20c3e20406125b1c50ae490d0d70a80493c77acc0dd4b6fad277ff97