[INFO] fetching crate kolben 0.0.3...
[INFO] testing kolben-0.0.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate kolben 0.0.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate kolben 0.0.3 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 kolben 0.0.3
[INFO] finished tweaking crates.io crate kolben 0.0.3
[INFO] tweaked toml for crates.io crate kolben 0.0.3 written to /workspace/builds/worker-5/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded postcard-cobs v0.1.5-pre
[INFO] [stderr]   Downloaded rcobs v0.1.1
[INFO] [stderr]   Downloaded rzcobs v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 79ea84385ff2aaad8714d084e52925644c48629293b9103e6ce7a6402aaed14f
[INFO] running `Command { std: "docker" "start" "-a" "79ea84385ff2aaad8714d084e52925644c48629293b9103e6ce7a6402aaed14f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79ea84385ff2aaad8714d084e52925644c48629293b9103e6ce7a6402aaed14f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79ea84385ff2aaad8714d084e52925644c48629293b9103e6ce7a6402aaed14f", kill_on_drop: false }`
[INFO] [stdout] 79ea84385ff2aaad8714d084e52925644c48629293b9103e6ce7a6402aaed14f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] cc00ad75a7d7c671d6215f77dc2d691089b5f23875e5a21e0670824fa5ac64eb
[INFO] running `Command { std: "docker" "start" "-a" "cc00ad75a7d7c671d6215f77dc2d691089b5f23875e5a21e0670824fa5ac64eb", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rzcobs v0.1.2
[INFO] [stderr]    Compiling rcobs v0.1.1
[INFO] [stderr]    Compiling postcard-cobs v0.1.5-pre
[INFO] [stderr]    Compiling kolben v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.36s
[INFO] running `Command { std: "docker" "inspect" "cc00ad75a7d7c671d6215f77dc2d691089b5f23875e5a21e0670824fa5ac64eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc00ad75a7d7c671d6215f77dc2d691089b5f23875e5a21e0670824fa5ac64eb", kill_on_drop: false }`
[INFO] [stdout] cc00ad75a7d7c671d6215f77dc2d691089b5f23875e5a21e0670824fa5ac64eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 9ac6461df0cda618d47c2618f8851914e31d4bd25ff6131196f14fa8f4410615
[INFO] running `Command { std: "docker" "start" "-a" "9ac6461df0cda618d47c2618f8851914e31d4bd25ff6131196f14fa8f4410615", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling similar v1.3.0
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling serde_yaml v0.8.21
[INFO] [stderr]    Compiling insta v1.7.2
[INFO] [stderr]    Compiling kolben v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 57.77s
[INFO] running `Command { std: "docker" "inspect" "9ac6461df0cda618d47c2618f8851914e31d4bd25ff6131196f14fa8f4410615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac6461df0cda618d47c2618f8851914e31d4bd25ff6131196f14fa8f4410615", kill_on_drop: false }`
[INFO] [stdout] 9ac6461df0cda618d47c2618f8851914e31d4bd25ff6131196f14fa8f4410615
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 2bb19ebe68a6a8026e4512ae385e5a77452f642752b24554340fbb1f6ace4601
[INFO] running `Command { std: "docker" "start" "-a" "2bb19ebe68a6a8026e4512ae385e5a77452f642752b24554340fbb1f6ace4601", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kolben-281a63e28ef80062)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cobs-demos.rs (/opt/rustwide/target/debug/deps/cobs_demos-762daadd2304d05b)
[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 7 tests
[INFO] [stdout] test rler_cobs_roundtrip ... ok
[INFO] [stdout] test reverse_zcobs_vec ... ok
[INFO] [stdout] test rler_cobs_vec ... ok
[INFO] [stdout] test reverse_cobs_vec ... ok
[INFO] [stdout] test standard_cobs_vec ... ok
[INFO] [stdout] test rler_baskervilles ... ok
[INFO] [stderr]    Doc-tests kolben
[INFO] [stdout] test rler_baskervilles_nulls ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.11s
[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" "2bb19ebe68a6a8026e4512ae385e5a77452f642752b24554340fbb1f6ace4601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bb19ebe68a6a8026e4512ae385e5a77452f642752b24554340fbb1f6ace4601", kill_on_drop: false }`
[INFO] [stdout] 2bb19ebe68a6a8026e4512ae385e5a77452f642752b24554340fbb1f6ace4601