[INFO] fetching crate streverse 0.1.0...
[INFO] testing streverse-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate streverse 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate streverse 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 streverse 0.1.0
[INFO] finished tweaking crates.io crate streverse 0.1.0
[INFO] tweaked toml for crates.io crate streverse 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] f0516b861bb9f8177f0d19e798246eb58168f43725461ec173a10f0275dfcff5
[INFO] running `Command { std: "docker" "start" "-a" "f0516b861bb9f8177f0d19e798246eb58168f43725461ec173a10f0275dfcff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0516b861bb9f8177f0d19e798246eb58168f43725461ec173a10f0275dfcff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0516b861bb9f8177f0d19e798246eb58168f43725461ec173a10f0275dfcff5", kill_on_drop: false }`
[INFO] [stdout] f0516b861bb9f8177f0d19e798246eb58168f43725461ec173a10f0275dfcff5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] ec2e9f1e0d483fde03b2105ddcb6d353dbcf786ad916db2f0ae639a0c61cffe1
[INFO] running `Command { std: "docker" "start" "-a" "ec2e9f1e0d483fde03b2105ddcb6d353dbcf786ad916db2f0ae639a0c61cffe1", kill_on_drop: false }`
[INFO] [stderr]    Compiling streverse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "ec2e9f1e0d483fde03b2105ddcb6d353dbcf786ad916db2f0ae639a0c61cffe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec2e9f1e0d483fde03b2105ddcb6d353dbcf786ad916db2f0ae639a0c61cffe1", kill_on_drop: false }`
[INFO] [stdout] ec2e9f1e0d483fde03b2105ddcb6d353dbcf786ad916db2f0ae639a0c61cffe1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 0fd33807d9d4af427890b0c98a1bd05f07e776453de42509f22de047baefbd83
[INFO] running `Command { std: "docker" "start" "-a" "0fd33807d9d4af427890b0c98a1bd05f07e776453de42509f22de047baefbd83", kill_on_drop: false }`
[INFO] [stderr]    Compiling streverse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "0fd33807d9d4af427890b0c98a1bd05f07e776453de42509f22de047baefbd83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fd33807d9d4af427890b0c98a1bd05f07e776453de42509f22de047baefbd83", kill_on_drop: false }`
[INFO] [stdout] 0fd33807d9d4af427890b0c98a1bd05f07e776453de42509f22de047baefbd83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] b4646ff23e598c1b0fa5675215b207e7591e3ee756d6c0e541df7ee0e8854306
[INFO] running `Command { std: "docker" "start" "-a" "b4646ff23e598c1b0fa5675215b207e7591e3ee756d6c0e541df7ee0e8854306", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/streverse-c438b4a8d02ef7f8)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests streverse
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "b4646ff23e598c1b0fa5675215b207e7591e3ee756d6c0e541df7ee0e8854306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4646ff23e598c1b0fa5675215b207e7591e3ee756d6c0e541df7ee0e8854306", kill_on_drop: false }`
[INFO] [stdout] b4646ff23e598c1b0fa5675215b207e7591e3ee756d6c0e541df7ee0e8854306