[INFO] fetching crate endbasic-std 0.7.0...
[INFO] checking endbasic-std-0.7.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate endbasic-std 0.7.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate endbasic-std 0.7.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate endbasic-std 0.7.0
[INFO] finished tweaking crates.io crate endbasic-std 0.7.0
[INFO] tweaked toml for crates.io crate endbasic-std 0.7.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate endbasic-std 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base-x v0.2.8
[INFO] [stderr]   Downloaded signal-hook v0.1.17
[INFO] [stderr]   Downloaded time-macros-impl v0.1.2
[INFO] [stderr]   Downloaded const_fn v0.4.8
[INFO] [stderr]   Downloaded endian-type v0.1.2
[INFO] [stderr]   Downloaded crossterm_winapi v0.6.2
[INFO] [stderr]   Downloaded time v0.2.27
[INFO] [stderr]   Downloaded nibble_vec v0.1.0
[INFO] [stderr]   Downloaded fastrand v1.4.1
[INFO] [stderr]   Downloaded radix_trie v0.2.1
[INFO] [stderr]   Downloaded rppal v0.11.3
[INFO] [stderr]   Downloaded crossterm v0.18.2
[INFO] [stderr]   Downloaded endbasic-core v0.7.0
[INFO] [stderr]   Downloaded hyper-rustls v0.22.1
[INFO] [stderr]   Downloaded standback v0.2.17
[INFO] [stderr]   Downloaded hyper v0.14.9
[INFO] [stderr]   Downloaded tokio v1.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1096311f157170343de4bf0fbbb8863bc85c89b0ba2e42907bd8a1add4056904
[INFO] running `Command { std: "docker" "start" "-a" "1096311f157170343de4bf0fbbb8863bc85c89b0ba2e42907bd8a1add4056904", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1096311f157170343de4bf0fbbb8863bc85c89b0ba2e42907bd8a1add4056904", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1096311f157170343de4bf0fbbb8863bc85c89b0ba2e42907bd8a1add4056904", kill_on_drop: false }`
[INFO] [stdout] 1096311f157170343de4bf0fbbb8863bc85c89b0ba2e42907bd8a1add4056904
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 809d73b58d9a7ab14f279ab6284bcbe34c6eda5b533b10dbc814f90ee051f2ea
[INFO] running `Command { std: "docker" "start" "-a" "809d73b58d9a7ab14f279ab6284bcbe34c6eda5b533b10dbc814f90ee051f2ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: failed to create jobserver
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to increase jobserver pipe capacity from 4096 to 8192; jobserver otherwise might deadlock
[INFO] running `Command { std: "docker" "inspect" "809d73b58d9a7ab14f279ab6284bcbe34c6eda5b533b10dbc814f90ee051f2ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "809d73b58d9a7ab14f279ab6284bcbe34c6eda5b533b10dbc814f90ee051f2ea", kill_on_drop: false }`
[INFO] [stdout] 809d73b58d9a7ab14f279ab6284bcbe34c6eda5b533b10dbc814f90ee051f2ea