[INFO] cloning repository https://github.com/norcalli/chash
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/norcalli/chash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorcalli%2Fchash", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorcalli%2Fchash'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73039800cdbfa035d3d3bb4dbd4972de532a96a4
[INFO] building norcalli/chash against master#461e8078010433ff7de2db2aaae8a3cfb0847215 for pr-94962
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorcalli%2Fchash" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/norcalli/chash on toolchain 461e8078010433ff7de2db2aaae8a3cfb0847215
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/norcalli/chash
[INFO] finished tweaking git repo https://github.com/norcalli/chash
[INFO] tweaked toml for git repo https://github.com/norcalli/chash written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/norcalli/chash already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "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 memchr v2.4.1
[INFO] [stderr]   Downloaded winapi-util v0.1.5
[INFO] [stderr]   Downloaded glob v0.3.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.25
[INFO] [stderr]   Downloaded humantime v2.1.0
[INFO] [stderr]   Downloaded clang-sys v1.2.1
[INFO] [stderr]   Downloaded winapi v0.3.9
[INFO] [stderr]   Downloaded env_logger v0.9.0
[INFO] [stderr]   Downloaded anyhow v1.0.43
[INFO] [stderr]   Downloaded regex v1.5.4
[INFO] [stderr]   Downloaded indexmap v1.7.0
[INFO] [stderr]   Downloaded clang v1.0.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.28
[INFO] [stderr]   Downloaded libc v0.2.100
[INFO] [stderr]   Downloaded structmeta-derive v0.1.3
[INFO] [stderr]   Downloaded structmeta v0.1.3
[INFO] [stderr]   Downloaded syn v1.0.75
[INFO] [stderr]   Downloaded itertools v0.10.1
[INFO] [stderr]   Downloaded once_cell v1.8.0
[INFO] [stderr]   Downloaded quote v1.0.9
[INFO] [stderr]   Downloaded either v1.6.1
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded termcolor v1.1.2
[INFO] [stderr]   Downloaded autocfg v1.0.1
[INFO] [stderr]   Downloaded hermit-abi v0.1.19
[INFO] [stderr]   Downloaded atty v0.2.14
[INFO] [stderr]   Downloaded hashbrown v0.11.2
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded log v0.4.14
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded parse-display v0.5.1
[INFO] [stderr]   Downloaded parse-display-derive v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 978228d38b595a0ccab1babb239a4dd8c35e0a0f3257aa977a00585fb58b7c95
[INFO] running `Command { std: "docker" "start" "-a" "978228d38b595a0ccab1babb239a4dd8c35e0a0f3257aa977a00585fb58b7c95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "978228d38b595a0ccab1babb239a4dd8c35e0a0f3257aa977a00585fb58b7c95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "978228d38b595a0ccab1babb239a4dd8c35e0a0f3257aa977a00585fb58b7c95", kill_on_drop: false }`
[INFO] [stdout] 978228d38b595a0ccab1babb239a4dd8c35e0a0f3257aa977a00585fb58b7c95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a390d541785b7fd016a0254eaf8a33e7c2ef58bddccee6d6e968429c1fac7a6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0a390d541785b7fd016a0254eaf8a33e7c2ef58bddccee6d6e968429c1fac7a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling clang-sys v1.2.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling clang v1.0.3
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling structmeta-derive v0.1.3
[INFO] [stderr]    Compiling structmeta v0.1.3
[INFO] [stderr]    Compiling parse-display-derive v0.5.1
[INFO] [stderr]    Compiling parse-display v0.5.1
[INFO] [stderr]    Compiling chash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/main.rs:272:8
[INFO] [stdout]     |
[INFO] [stdout] 272 |     fn new(label: impl std::fmt::Display) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hash`
[INFO] [stdout]    --> src/main.rs:292:4
[INFO] [stdout]     |
[INFO] [stdout] 292 | fn hash<T: Hash>(x: &T) -> u64 {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `debug_hash`
[INFO] [stdout]    --> src/main.rs:299:4
[INFO] [stdout]     |
[INFO] [stdout] 299 | fn debug_hash<T: Hash>(x: &T, label: impl std::fmt::Display) -> u64 {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.65s
[INFO] running `Command { std: "docker" "inspect" "0a390d541785b7fd016a0254eaf8a33e7c2ef58bddccee6d6e968429c1fac7a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a390d541785b7fd016a0254eaf8a33e7c2ef58bddccee6d6e968429c1fac7a6", kill_on_drop: false }`
[INFO] [stdout] 0a390d541785b7fd016a0254eaf8a33e7c2ef58bddccee6d6e968429c1fac7a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a831fe052ff5b8df799a934c7f222b22e40ce9b2eb1b207ec4259bdff0d3142b
[INFO] running `Command { std: "docker" "start" "-a" "a831fe052ff5b8df799a934c7f222b22e40ce9b2eb1b207ec4259bdff0d3142b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "a831fe052ff5b8df799a934c7f222b22e40ce9b2eb1b207ec4259bdff0d3142b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a831fe052ff5b8df799a934c7f222b22e40ce9b2eb1b207ec4259bdff0d3142b", kill_on_drop: false }`
[INFO] [stdout] a831fe052ff5b8df799a934c7f222b22e40ce9b2eb1b207ec4259bdff0d3142b