[INFO] fetching crate specs_declaration 0.3.0...
[INFO] testing specs_declaration-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate specs_declaration 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate specs_declaration 0.3.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate specs_declaration 0.3.0
[INFO] finished tweaking crates.io crate specs_declaration 0.3.0
[INFO] tweaked toml for crates.io crate specs_declaration 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 258b6497143a3316e0ffc3ebbb5bde80df25320bc2d294adebbcab084b85176d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "258b6497143a3316e0ffc3ebbb5bde80df25320bc2d294adebbcab084b85176d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "258b6497143a3316e0ffc3ebbb5bde80df25320bc2d294adebbcab084b85176d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "258b6497143a3316e0ffc3ebbb5bde80df25320bc2d294adebbcab084b85176d", kill_on_drop: false }`
[INFO] [stdout] 258b6497143a3316e0ffc3ebbb5bde80df25320bc2d294adebbcab084b85176d
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da44e5ea06d9e7cd84433b21e90550ed5d14f96b2113746d961f2eae13d34f0b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "da44e5ea06d9e7cd84433b21e90550ed5d14f96b2113746d961f2eae13d34f0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling specs_declaration v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "da44e5ea06d9e7cd84433b21e90550ed5d14f96b2113746d961f2eae13d34f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da44e5ea06d9e7cd84433b21e90550ed5d14f96b2113746d961f2eae13d34f0b", kill_on_drop: false }`
[INFO] [stdout] da44e5ea06d9e7cd84433b21e90550ed5d14f96b2113746d961f2eae13d34f0b
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ac9a69bae5d1f5470f1a87098eaf2ed2f3ca8378996abdc95c34a6bb3ad04d85
[INFO] running `Command { std: "docker" "start" "-a" "ac9a69bae5d1f5470f1a87098eaf2ed2f3ca8378996abdc95c34a6bb3ad04d85", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling hibitset v0.6.3
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tynm v0.1.6
[INFO] [stderr]    Compiling shred v0.10.2
[INFO] [stderr]    Compiling specs v0.16.1
[INFO] [stderr]    Compiling specs_declaration v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.35s
[INFO] running `Command { std: "docker" "inspect" "ac9a69bae5d1f5470f1a87098eaf2ed2f3ca8378996abdc95c34a6bb3ad04d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac9a69bae5d1f5470f1a87098eaf2ed2f3ca8378996abdc95c34a6bb3ad04d85", kill_on_drop: false }`
[INFO] [stdout] ac9a69bae5d1f5470f1a87098eaf2ed2f3ca8378996abdc95c34a6bb3ad04d85
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f8cc99b8236cebc61919c96f6523a01cc020b6a4167cde6dd9f367cdd1310d57
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f8cc99b8236cebc61919c96f6523a01cc020b6a4167cde6dd9f367cdd1310d57", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/specs_declaration-fd2a9d437161336d
[INFO] [stdout] test tests::it_works2 ... ok
[INFO] [stderr]    Doc-tests specs_declaration
[INFO] [stdout] test tests::default_test ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f8cc99b8236cebc61919c96f6523a01cc020b6a4167cde6dd9f367cdd1310d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8cc99b8236cebc61919c96f6523a01cc020b6a4167cde6dd9f367cdd1310d57", kill_on_drop: false }`
[INFO] [stdout] f8cc99b8236cebc61919c96f6523a01cc020b6a4167cde6dd9f367cdd1310d57