[INFO] fetching crate tre-command 0.3.3...
[INFO] testing tre-command-0.3.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate tre-command 0.3.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate tre-command 0.3.3 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tre-command 0.3.3
[INFO] finished tweaking crates.io crate tre-command 0.3.3
[INFO] tweaked toml for crates.io crate tre-command 0.3.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate tre-command 0.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lscolors v0.7.1
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb1a4386e47b6d17ab86ddacde31361681248bf02b01cc8bd375bb6c8f040c2e
[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" "cb1a4386e47b6d17ab86ddacde31361681248bf02b01cc8bd375bb6c8f040c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb1a4386e47b6d17ab86ddacde31361681248bf02b01cc8bd375bb6c8f040c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb1a4386e47b6d17ab86ddacde31361681248bf02b01cc8bd375bb6c8f040c2e", kill_on_drop: false }`
[INFO] [stdout] cb1a4386e47b6d17ab86ddacde31361681248bf02b01cc8bd375bb6c8f040c2e
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b83d0acd9fd18e08af0584b234446f82ff1681c90cd0b276e838881abb4ed4f
[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" "4b83d0acd9fd18e08af0584b234446f82ff1681c90cd0b276e838881abb4ed4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling lscolors v0.7.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling tre-command v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.55s
[INFO] running `Command { std: "docker" "inspect" "4b83d0acd9fd18e08af0584b234446f82ff1681c90cd0b276e838881abb4ed4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b83d0acd9fd18e08af0584b234446f82ff1681c90cd0b276e838881abb4ed4f", kill_on_drop: false }`
[INFO] [stdout] 4b83d0acd9fd18e08af0584b234446f82ff1681c90cd0b276e838881abb4ed4f
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 323b191c6af80fa7c2091cfdd4a9846d298534c0f9ec473cf6fda348fbd0f7bf
[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" "323b191c6af80fa7c2091cfdd4a9846d298534c0f9ec473cf6fda348fbd0f7bf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tre-command v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "323b191c6af80fa7c2091cfdd4a9846d298534c0f9ec473cf6fda348fbd0f7bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "323b191c6af80fa7c2091cfdd4a9846d298534c0f9ec473cf6fda348fbd0f7bf", kill_on_drop: false }`
[INFO] [stdout] 323b191c6af80fa7c2091cfdd4a9846d298534c0f9ec473cf6fda348fbd0f7bf
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea8259b56d32498df29a20e8e0c4c7715a4f461e4e5aa6c07365acf7725739ea
[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" "ea8259b56d32498df29a20e8e0c4c7715a4f461e4e5aa6c07365acf7725739ea", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tre-3ed007a0c642384d
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test file_tree::test::tree_construction ... ok
[INFO] [stdout] test diagram_formatting::test::formatting_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ea8259b56d32498df29a20e8e0c4c7715a4f461e4e5aa6c07365acf7725739ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea8259b56d32498df29a20e8e0c4c7715a4f461e4e5aa6c07365acf7725739ea", kill_on_drop: false }`
[INFO] [stdout] ea8259b56d32498df29a20e8e0c4c7715a4f461e4e5aa6c07365acf7725739ea