[INFO] fetching crate ezflags 0.1.3...
[INFO] testing ezflags-0.1.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ezflags 0.1.3 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate ezflags 0.1.3 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 ezflags 0.1.3
[INFO] finished tweaking crates.io crate ezflags 0.1.3
[INFO] tweaked toml for crates.io crate ezflags 0.1.3 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate ezflags 0.1.3 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] b3b761ca9cebcc019ec47c65f2bec43de03b5e41645a3c873ccf08eca164d3a9
[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" "b3b761ca9cebcc019ec47c65f2bec43de03b5e41645a3c873ccf08eca164d3a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3b761ca9cebcc019ec47c65f2bec43de03b5e41645a3c873ccf08eca164d3a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3b761ca9cebcc019ec47c65f2bec43de03b5e41645a3c873ccf08eca164d3a9", kill_on_drop: false }`
[INFO] [stdout] b3b761ca9cebcc019ec47c65f2bec43de03b5e41645a3c873ccf08eca164d3a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] d0112bfb2bac44a944299b4b65715c5a7603b1f116dbc338e79703c6e556035c
[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" "d0112bfb2bac44a944299b4b65715c5a7603b1f116dbc338e79703c6e556035c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ezflags v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "d0112bfb2bac44a944299b4b65715c5a7603b1f116dbc338e79703c6e556035c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0112bfb2bac44a944299b4b65715c5a7603b1f116dbc338e79703c6e556035c", kill_on_drop: false }`
[INFO] [stdout] d0112bfb2bac44a944299b4b65715c5a7603b1f116dbc338e79703c6e556035c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] f0618b582671a5610cba17aef3bc1232c38dd2250c69b446eb63fe77be5aedf1
[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" "f0618b582671a5610cba17aef3bc1232c38dd2250c69b446eb63fe77be5aedf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling ezflags v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "f0618b582671a5610cba17aef3bc1232c38dd2250c69b446eb63fe77be5aedf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0618b582671a5610cba17aef3bc1232c38dd2250c69b446eb63fe77be5aedf1", kill_on_drop: false }`
[INFO] [stdout] f0618b582671a5610cba17aef3bc1232c38dd2250c69b446eb63fe77be5aedf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 31a0b3ceb66fc3586d45de88dfcdb47f138f1b83ef542cb90b9812d3b89395d8
[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" "31a0b3ceb66fc3586d45de88dfcdb47f138f1b83ef542cb90b9812d3b89395d8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ezflags-4628e0c1de8160df
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::cannot_parse ... ok
[INFO] [stdout] test tests::test_basic ... ok
[INFO] [stdout] test tests::needs_help ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ezflags
[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" "31a0b3ceb66fc3586d45de88dfcdb47f138f1b83ef542cb90b9812d3b89395d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a0b3ceb66fc3586d45de88dfcdb47f138f1b83ef542cb90b9812d3b89395d8", kill_on_drop: false }`
[INFO] [stdout] 31a0b3ceb66fc3586d45de88dfcdb47f138f1b83ef542cb90b9812d3b89395d8