[INFO] fetching crate pptree 0.1.0...
[INFO] testing pptree-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate pptree 0.1.0 into /workspace/builds/worker-93/source
[INFO] validating manifest of crates.io crate pptree 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pptree 0.1.0
[INFO] finished tweaking crates.io crate pptree 0.1.0
[INFO] tweaked toml for crates.io crate pptree 0.1.0 written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b25c4cbe3f026adafca7cfcdc5b57801c5805ac3c5ed643ce6961ab20bac8c41
[INFO] running `Command { std: "docker" "start" "-a" "b25c4cbe3f026adafca7cfcdc5b57801c5805ac3c5ed643ce6961ab20bac8c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b25c4cbe3f026adafca7cfcdc5b57801c5805ac3c5ed643ce6961ab20bac8c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b25c4cbe3f026adafca7cfcdc5b57801c5805ac3c5ed643ce6961ab20bac8c41", kill_on_drop: false }`
[INFO] [stdout] b25c4cbe3f026adafca7cfcdc5b57801c5805ac3c5ed643ce6961ab20bac8c41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef270a503fd66d3b48bf048c27deaad6e8343d5ae7e34f758a6ab98248b39ab6
[INFO] running `Command { std: "docker" "start" "-a" "ef270a503fd66d3b48bf048c27deaad6e8343d5ae7e34f758a6ab98248b39ab6", kill_on_drop: false }`
[INFO] [stderr]    Compiling pptree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "ef270a503fd66d3b48bf048c27deaad6e8343d5ae7e34f758a6ab98248b39ab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef270a503fd66d3b48bf048c27deaad6e8343d5ae7e34f758a6ab98248b39ab6", kill_on_drop: false }`
[INFO] [stdout] ef270a503fd66d3b48bf048c27deaad6e8343d5ae7e34f758a6ab98248b39ab6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d99b1c67d8248ffe1de65408909b3a70acbc0cfeee6d27f6f976322ce9cba59
[INFO] running `Command { std: "docker" "start" "-a" "9d99b1c67d8248ffe1de65408909b3a70acbc0cfeee6d27f6f976322ce9cba59", kill_on_drop: false }`
[INFO] [stderr]    Compiling pptree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "9d99b1c67d8248ffe1de65408909b3a70acbc0cfeee6d27f6f976322ce9cba59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d99b1c67d8248ffe1de65408909b3a70acbc0cfeee6d27f6f976322ce9cba59", kill_on_drop: false }`
[INFO] [stdout] 9d99b1c67d8248ffe1de65408909b3a70acbc0cfeee6d27f6f976322ce9cba59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83be2b2a0f5159a10283c941dce7b49a85c494b1ebe7377c1081315789b43a4a
[INFO] running `Command { std: "docker" "start" "-a" "83be2b2a0f5159a10283c941dce7b49a85c494b1ebe7377c1081315789b43a4a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pptree-c6caaab619df91f4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests pptree
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "83be2b2a0f5159a10283c941dce7b49a85c494b1ebe7377c1081315789b43a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83be2b2a0f5159a10283c941dce7b49a85c494b1ebe7377c1081315789b43a4a", kill_on_drop: false }`
[INFO] [stdout] 83be2b2a0f5159a10283c941dce7b49a85c494b1ebe7377c1081315789b43a4a