[INFO] fetching crate download_caretaker 0.1.3...
[INFO] testing download_caretaker-0.1.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate download_caretaker 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate download_caretaker 0.1.3 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 download_caretaker 0.1.3
[INFO] finished tweaking crates.io crate download_caretaker 0.1.3
[INFO] tweaked toml for crates.io crate download_caretaker 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate download_caretaker 0.1.3 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 console v0.11.2
[INFO] [stderr]   Downloaded serde_yaml v0.8.12
[INFO] [stderr]   Downloaded shell-words v0.1.0
[INFO] [stderr]   Downloaded plist v0.5.5
[INFO] [stderr]   Downloaded wild v2.0.3
[INFO] [stderr]   Downloaded liquid v0.20.0
[INFO] [stderr]   Downloaded liquid-lib v0.20.0
[INFO] [stderr]   Downloaded liquid-core v0.20.0
[INFO] [stderr]   Downloaded kstring v0.1.0
[INFO] [stderr]   Downloaded liquid-derive v0.20.0
[INFO] [stderr]   Downloaded syntect v4.1.1
[INFO] [stderr]   Downloaded bat v0.15.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 07c9870994c0ee51672bd3fe6729e221e209f6da2547d5f1d0a06fe3095db082
[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" "07c9870994c0ee51672bd3fe6729e221e209f6da2547d5f1d0a06fe3095db082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07c9870994c0ee51672bd3fe6729e221e209f6da2547d5f1d0a06fe3095db082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07c9870994c0ee51672bd3fe6729e221e209f6da2547d5f1d0a06fe3095db082", kill_on_drop: false }`
[INFO] [stdout] 07c9870994c0ee51672bd3fe6729e221e209f6da2547d5f1d0a06fe3095db082
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 7c605a4c2c2ed8b31bd8e5f8da16268213e68716d7b9f64ad79981752ab84e57
[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" "7c605a4c2c2ed8b31bd8e5f8da16268213e68716d7b9f64ad79981752ab84e57", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling bindgen v0.53.2
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling shell-words v0.1.0
[INFO] [stderr]    Compiling wild v2.0.3
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling termios v0.3.2
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling terminal_size v0.1.12
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling content_inspector v0.2.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling cc v1.0.53
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling console v0.11.2
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling globset v0.4.5
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libgit2-sys v0.12.5+1.0.0
[INFO] [stderr]    Compiling ansi_colours v1.0.1
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling proc-quote v0.3.2
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling liquid-derive v0.20.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling git2 v0.13.5
[INFO] [stderr]    Compiling onig_sys v69.5.0
[INFO] [stderr]    Compiling kstring v0.1.0
[INFO] [stderr]    Compiling plist v0.5.5
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling serde_yaml v0.8.12
[INFO] [stderr]    Compiling liquid-core v0.20.0
[INFO] [stderr]    Compiling liquid-lib v0.20.0
[INFO] [stderr]    Compiling liquid v0.20.0
[INFO] [stderr]    Compiling bat v0.15.1
[INFO] [stderr]    Compiling onig v5.0.0
[INFO] [stderr]    Compiling syntect v4.1.1
[INFO] [stderr]    Compiling download_caretaker v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 25s
[INFO] running `Command { std: "docker" "inspect" "7c605a4c2c2ed8b31bd8e5f8da16268213e68716d7b9f64ad79981752ab84e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c605a4c2c2ed8b31bd8e5f8da16268213e68716d7b9f64ad79981752ab84e57", kill_on_drop: false }`
[INFO] [stdout] 7c605a4c2c2ed8b31bd8e5f8da16268213e68716d7b9f64ad79981752ab84e57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 7738ac76ebc2f03e7d8ffaf7c45b51ff11d415afbaa70eaa6cc32aa9163b10ec
[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" "7738ac76ebc2f03e7d8ffaf7c45b51ff11d415afbaa70eaa6cc32aa9163b10ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling download_caretaker v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "7738ac76ebc2f03e7d8ffaf7c45b51ff11d415afbaa70eaa6cc32aa9163b10ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7738ac76ebc2f03e7d8ffaf7c45b51ff11d415afbaa70eaa6cc32aa9163b10ec", kill_on_drop: false }`
[INFO] [stdout] 7738ac76ebc2f03e7d8ffaf7c45b51ff11d415afbaa70eaa6cc32aa9163b10ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] f3d5845318b490a9f0f92a77a43bad871694c0474a94a336613804cd72125cf1
[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" "f3d5845318b490a9f0f92a77a43bad871694c0474a94a336613804cd72125cf1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/download_caretaker-f43de5c81ccbad27
[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" "f3d5845318b490a9f0f92a77a43bad871694c0474a94a336613804cd72125cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3d5845318b490a9f0f92a77a43bad871694c0474a94a336613804cd72125cf1", kill_on_drop: false }`
[INFO] [stdout] f3d5845318b490a9f0f92a77a43bad871694c0474a94a336613804cd72125cf1