[INFO] cloning repository https://github.com/eleanor-em/ccc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eleanor-em/ccc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feleanor-em%2Fccc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feleanor-em%2Fccc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed8aa9a76ee79ccc522f00a92b674b3e3cb2f1d3
[INFO] checking eleanor-em/ccc against master#e1ac0fa95ba15221ee195647cb12464df3164513 for pr-126090
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feleanor-em%2Fccc" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eleanor-em/ccc on toolchain e1ac0fa95ba15221ee195647cb12464df3164513
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e1ac0fa95ba15221ee195647cb12464df3164513" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eleanor-em/ccc
[INFO] finished tweaking git repo https://github.com/eleanor-em/ccc
[INFO] tweaked toml for git repo https://github.com/eleanor-em/ccc written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/eleanor-em/ccc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e1ac0fa95ba15221ee195647cb12464df3164513" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking eleanor-em/ccc against try#09fa13185567a1d9c37905d6a4a2ea56e7f44efc for pr-126090
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feleanor-em%2Fccc" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eleanor-em/ccc on toolchain 09fa13185567a1d9c37905d6a4a2ea56e7f44efc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eleanor-em/ccc
[INFO] finished tweaking git repo https://github.com/eleanor-em/ccc
[INFO] tweaked toml for git repo https://github.com/eleanor-em/ccc written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/eleanor-em/ccc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/TheDan64/inkwell`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking eleanor-em/ccc against try#09fa13185567a1d9c37905d6a4a2ea56e7f44efc for pr-126090
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feleanor-em%2Fccc" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eleanor-em/ccc on toolchain 09fa13185567a1d9c37905d6a4a2ea56e7f44efc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eleanor-em/ccc
[INFO] finished tweaking git repo https://github.com/eleanor-em/ccc
[INFO] tweaked toml for git repo https://github.com/eleanor-em/ccc written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/eleanor-em/ccc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded llvm-sys v120.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c6a9265f05fc615cd6579cce5904250aa6d2e126ee9357547149459eb33be89
[INFO] running `Command { std: "docker" "start" "-a" "0c6a9265f05fc615cd6579cce5904250aa6d2e126ee9357547149459eb33be89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c6a9265f05fc615cd6579cce5904250aa6d2e126ee9357547149459eb33be89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c6a9265f05fc615cd6579cce5904250aa6d2e126ee9357547149459eb33be89", kill_on_drop: false }`
[INFO] [stdout] 0c6a9265f05fc615cd6579cce5904250aa6d2e126ee9357547149459eb33be89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56e5ff6258002bb1673bdae1be59dc8afeb7439b51ad916dedaf1ecbb2af8f9f
[INFO] running `Command { std: "docker" "start" "-a" "56e5ff6258002bb1673bdae1be59dc8afeb7439b51ad916dedaf1ecbb2af8f9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling minimal-lexical v0.1.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=master#995152fa)
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking nom_locate v4.0.0
[INFO] [stderr]    Compiling llvm-sys v120.2.0
[INFO] [stderr]    Compiling inkwell_internals v0.3.0 (https://github.com/TheDan64/inkwell?branch=master#995152fa)
[INFO] [stderr]     Checking ccomp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.34s
[INFO] running `Command { std: "docker" "inspect" "56e5ff6258002bb1673bdae1be59dc8afeb7439b51ad916dedaf1ecbb2af8f9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56e5ff6258002bb1673bdae1be59dc8afeb7439b51ad916dedaf1ecbb2af8f9f", kill_on_drop: false }`
[INFO] [stdout] 56e5ff6258002bb1673bdae1be59dc8afeb7439b51ad916dedaf1ecbb2af8f9f