[INFO] fetching crate sm 0.9.0...
[INFO] checking sm-0.9.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate sm 0.9.0 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate sm 0.9.0 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 sm 0.9.0
[INFO] finished tweaking crates.io crate sm 0.9.0
[INFO] tweaked toml for crates.io crate sm 0.9.0 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate crates.io crate sm 0.9.0 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 winapi-util v0.1.1
[INFO] [stderr]   Downloaded time v0.1.40
[INFO] [stderr]   Downloaded utf8-ranges v1.0.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.8
[INFO] [stderr]   Downloaded num_cpus v1.8.0
[INFO] [stderr]   Downloaded backtrace v0.3.9
[INFO] [stderr]   Downloaded rand v0.4.3
[INFO] [stderr]   Downloaded itoa v0.4.3
[INFO] [stderr]   Downloaded cc v1.0.25
[INFO] [stderr]   Downloaded criterion v0.2.5
[INFO] [stderr]   Downloaded log v0.4.5
[INFO] [stderr]   Downloaded regex v1.0.5
[INFO] [stderr]   Downloaded num-integer v0.1.39
[INFO] [stderr]   Downloaded ucd-util v0.1.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.2
[INFO] [stderr]   Downloaded failure v0.1.2
[INFO] [stderr]   Downloaded criterion-stats v0.2.5
[INFO] [stderr]   Downloaded rustc-demangle v0.1.9
[INFO] [stderr]   Downloaded diff v0.1.11
[INFO] [stderr]   Downloaded socket2 v0.3.8
[INFO] [stderr]   Downloaded proc-macro2 v0.4.19
[INFO] [stderr]   Downloaded handlebars v0.32.4
[INFO] [stderr]   Downloaded csv-core v0.1.4
[INFO] [stderr]   Downloaded version_check v0.1.4
[INFO] [stderr]   Downloaded pest v1.0.6
[INFO] [stderr]   Downloaded backtrace-sys v0.1.24
[INFO] [stderr]   Downloaded serde v1.0.78
[INFO] [stderr]   Downloaded itertools v0.7.8
[INFO] [stderr]   Downloaded either v1.5.0
[INFO] [stderr]   Downloaded serde_json v1.0.27
[INFO] [stderr]   Downloaded num-traits v0.2.5
[INFO] [stderr]   Downloaded filetime v0.2.1
[INFO] [stderr]   Downloaded simplelog v0.5.2
[INFO] [stderr]   Downloaded same-file v1.0.3
[INFO] [stderr]   Downloaded sm_macro v0.9.0
[INFO] [stderr]   Downloaded cfg-if v0.1.5
[INFO] [stderr]   Downloaded tester v0.4.1
[INFO] [stderr]   Downloaded compiletest_rs v0.3.14
[INFO] [stderr]   Downloaded memchr v2.0.2
[INFO] [stderr]   Downloaded walkdir v2.2.5
[INFO] [stderr]   Downloaded quote v0.6.8
[INFO] [stderr]   Downloaded csv v1.0.1
[INFO] [stderr]   Downloaded syn v0.15.4
[INFO] [stderr]   Downloaded winapi v0.3.5
[INFO] [stderr]   Downloaded criterion-plot v0.2.5
[INFO] [stderr]   Downloaded synstructure v0.9.0
[INFO] [stderr]   Downloaded failure_derive v0.1.2
[INFO] [stderr]   Downloaded pest_derive v1.0.8
[INFO] [stderr]   Downloaded itertools-num v0.1.2
[INFO] [stderr]   Downloaded serde_derive v1.0.78
[INFO] [stderr]   Downloaded ryu v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] 1b077b7fdc8452ada99cd967631181c65b1fc661ba8088d875f8ff19b047a6bd
[INFO] running `Command { std: "docker" "start" "-a" "1b077b7fdc8452ada99cd967631181c65b1fc661ba8088d875f8ff19b047a6bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b077b7fdc8452ada99cd967631181c65b1fc661ba8088d875f8ff19b047a6bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b077b7fdc8452ada99cd967631181c65b1fc661ba8088d875f8ff19b047a6bd", kill_on_drop: false }`
[INFO] [stdout] 1b077b7fdc8452ada99cd967631181c65b1fc661ba8088d875f8ff19b047a6bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] aee8e07f523acb3afe69292e537615b41c5f32862334c5097fca16ed23a43a5b
[INFO] running `Command { std: "docker" "start" "-a" "aee8e07f523acb3afe69292e537615b41c5f32862334c5097fca16ed23a43a5b", 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" "aee8e07f523acb3afe69292e537615b41c5f32862334c5097fca16ed23a43a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aee8e07f523acb3afe69292e537615b41c5f32862334c5097fca16ed23a43a5b", kill_on_drop: false }`
[INFO] [stdout] aee8e07f523acb3afe69292e537615b41c5f32862334c5097fca16ed23a43a5b