[INFO] fetching crate workmn 0.0.5...
[INFO] testing workmn-0.0.5 against 1.49.0 for beta-1.50-1
[INFO] extracting crate workmn 0.0.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate workmn 0.0.5 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 workmn 0.0.5
[INFO] finished tweaking crates.io crate workmn 0.0.5
[INFO] tweaked toml for crates.io crate workmn 0.0.5 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate workmn 0.0.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c856d02e29eee925faa75df66615b16648b587ed70f1f96bee9d4f2f78f522ff
[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" "c856d02e29eee925faa75df66615b16648b587ed70f1f96bee9d4f2f78f522ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c856d02e29eee925faa75df66615b16648b587ed70f1f96bee9d4f2f78f522ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c856d02e29eee925faa75df66615b16648b587ed70f1f96bee9d4f2f78f522ff", kill_on_drop: false }`
[INFO] [stdout] c856d02e29eee925faa75df66615b16648b587ed70f1f96bee9d4f2f78f522ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49562ac2687f5cd34efd45f13e57a59ab60961a7b0f0ff079b109e6569bc7bb3
[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" "49562ac2687f5cd34efd45f13e57a59ab60961a7b0f0ff079b109e6569bc7bb3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling shellexpand v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling ignore v0.4.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling globwalk v0.7.1
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling serde_test v0.8.23
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling serde-hjson v0.9.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling toml v0.5.5
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling exitfailure v0.5.1
[INFO] [stderr]    Compiling config v0.10.1
[INFO] [stderr]    Compiling human-panic v1.0.1
[INFO] [stderr]    Compiling workmn v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.73s
[INFO] running `Command { std: "docker" "inspect" "49562ac2687f5cd34efd45f13e57a59ab60961a7b0f0ff079b109e6569bc7bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49562ac2687f5cd34efd45f13e57a59ab60961a7b0f0ff079b109e6569bc7bb3", kill_on_drop: false }`
[INFO] [stdout] 49562ac2687f5cd34efd45f13e57a59ab60961a7b0f0ff079b109e6569bc7bb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 471393e8ed824bbf79ceb7b0f2c2d8f45eb22c23925c5bea2bbe2e75f21ef844
[INFO] running `Command { std: "docker" "start" "-a" "471393e8ed824bbf79ceb7b0f2c2d8f45eb22c23925c5bea2bbe2e75f21ef844", kill_on_drop: false }`
[INFO] [stderr]    Compiling workmn v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "471393e8ed824bbf79ceb7b0f2c2d8f45eb22c23925c5bea2bbe2e75f21ef844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "471393e8ed824bbf79ceb7b0f2c2d8f45eb22c23925c5bea2bbe2e75f21ef844", kill_on_drop: false }`
[INFO] [stdout] 471393e8ed824bbf79ceb7b0f2c2d8f45eb22c23925c5bea2bbe2e75f21ef844
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91e307d87cf21c21fd928c74a4ee28e7819e514963ae5b54480ee3a8a3dc2fb6
[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" "91e307d87cf21c21fd928c74a4ee28e7819e514963ae5b54480ee3a8a3dc2fb6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/workmn-75c57b7cc15d0b21
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/workmn-da7238928665d05c
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests workmn
[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] [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" "91e307d87cf21c21fd928c74a4ee28e7819e514963ae5b54480ee3a8a3dc2fb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e307d87cf21c21fd928c74a4ee28e7819e514963ae5b54480ee3a8a3dc2fb6", kill_on_drop: false }`
[INFO] [stdout] 91e307d87cf21c21fd928c74a4ee28e7819e514963ae5b54480ee3a8a3dc2fb6