[INFO] fetching crate abscissa_generator 0.2.0-rc.0...
[INFO] checking abscissa_generator-0.2.0-rc.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate abscissa_generator 0.2.0-rc.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate abscissa_generator 0.2.0-rc.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate abscissa_generator 0.2.0-rc.0
[INFO] finished tweaking crates.io crate abscissa_generator 0.2.0-rc.0
[INFO] tweaked toml for crates.io crate abscissa_generator 0.2.0-rc.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52141f5ed9d824bfcb77031a7d26e4cf1406828e7ec4b0c480bad498140a8d27
[INFO] running `Command { std: "docker" "start" "-a" "52141f5ed9d824bfcb77031a7d26e4cf1406828e7ec4b0c480bad498140a8d27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52141f5ed9d824bfcb77031a7d26e4cf1406828e7ec4b0c480bad498140a8d27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52141f5ed9d824bfcb77031a7d26e4cf1406828e7ec4b0c480bad498140a8d27", kill_on_drop: false }`
[INFO] [stdout] 52141f5ed9d824bfcb77031a7d26e4cf1406828e7ec4b0c480bad498140a8d27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc0eb9d0c583a1700b18c062f349d54aac8df6c99cadc943df0295587e8629fb
[INFO] running `Command { std: "docker" "start" "-a" "cc0eb9d0c583a1700b18c062f349d54aac8df6c99cadc943df0295587e8629fb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking handlebars v2.0.4
[INFO] [stderr]     Checking abscissa_generator v0.2.0-rc.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.18s
[INFO] running `Command { std: "docker" "inspect" "cc0eb9d0c583a1700b18c062f349d54aac8df6c99cadc943df0295587e8629fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc0eb9d0c583a1700b18c062f349d54aac8df6c99cadc943df0295587e8629fb", kill_on_drop: false }`
[INFO] [stdout] cc0eb9d0c583a1700b18c062f349d54aac8df6c99cadc943df0295587e8629fb