[INFO] fetching crate tree-magic-cli 0.1.0...
[INFO] testing tree-magic-cli-0.1.0 against 1.52.1 for beta-1.52-2
[INFO] extracting crate tree-magic-cli 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate tree-magic-cli 0.1.0 on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tree-magic-cli 0.1.0
[INFO] finished tweaking crates.io crate tree-magic-cli 0.1.0
[INFO] tweaked toml for crates.io crate tree-magic-cli 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate tree-magic-cli 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1072db4ad17cfc8462489ef2eb9ee361b05870c67ac31fe66b01b9ec16143c8e
[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" "1072db4ad17cfc8462489ef2eb9ee361b05870c67ac31fe66b01b9ec16143c8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1072db4ad17cfc8462489ef2eb9ee361b05870c67ac31fe66b01b9ec16143c8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1072db4ad17cfc8462489ef2eb9ee361b05870c67ac31fe66b01b9ec16143c8e", kill_on_drop: false }`
[INFO] [stdout] 1072db4ad17cfc8462489ef2eb9ee361b05870c67ac31fe66b01b9ec16143c8e
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42e8a4bab3cac62de46fa2f2dfcc865071cbec182bbeee14f713c68fac9343f9
[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" "42e8a4bab3cac62de46fa2f2dfcc865071cbec182bbeee14f713c68fac9343f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling tabwriter v1.2.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling tree_magic_mini v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cargo-lock v4.0.1
[INFO] [stderr]    Compiling built v0.4.2
[INFO] [stderr]    Compiling tree-magic-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "42e8a4bab3cac62de46fa2f2dfcc865071cbec182bbeee14f713c68fac9343f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e8a4bab3cac62de46fa2f2dfcc865071cbec182bbeee14f713c68fac9343f9", kill_on_drop: false }`
[INFO] [stdout] 42e8a4bab3cac62de46fa2f2dfcc865071cbec182bbeee14f713c68fac9343f9
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "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] a6ed55461bae97b5ced644fdaecffa10b15a3d5c1c09678d443a359f41057a32
[INFO] running `Command { std: "docker" "start" "-a" "a6ed55461bae97b5ced644fdaecffa10b15a3d5c1c09678d443a359f41057a32", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree-magic-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "a6ed55461bae97b5ced644fdaecffa10b15a3d5c1c09678d443a359f41057a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6ed55461bae97b5ced644fdaecffa10b15a3d5c1c09678d443a359f41057a32", kill_on_drop: false }`
[INFO] [stdout] a6ed55461bae97b5ced644fdaecffa10b15a3d5c1c09678d443a359f41057a32
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", 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] 59ac06b8f4f79d1706f20ec5e6fe746e7732db30c1d48a1efe9f76e58594bb7a
[INFO] running `Command { std: "docker" "start" "-a" "59ac06b8f4f79d1706f20ec5e6fe746e7732db30c1d48a1efe9f76e58594bb7a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tmagic-c6fc5b8e65599e7d)
[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" "59ac06b8f4f79d1706f20ec5e6fe746e7732db30c1d48a1efe9f76e58594bb7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59ac06b8f4f79d1706f20ec5e6fe746e7732db30c1d48a1efe9f76e58594bb7a", kill_on_drop: false }`
[INFO] [stdout] 59ac06b8f4f79d1706f20ec5e6fe746e7732db30c1d48a1efe9f76e58594bb7a