[INFO] cloning repository https://github.com/callum-oakley/anne
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/callum-oakley/anne" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcallum-oakley%2Fanne", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcallum-oakley%2Fanne'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b30c442438dbb4a7066f2b15dbc01a5caade44af
[INFO] checking callum-oakley/anne against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcallum-oakley%2Fanne" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/callum-oakley/anne on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/callum-oakley/anne
[INFO] finished tweaking git repo https://github.com/callum-oakley/anne
[INFO] tweaked toml for git repo https://github.com/callum-oakley/anne written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/callum-oakley/anne already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2b2e16be49342b35a4a7c81f1f0b9f8825ed9da9747cd0f99eb17b4ae1bb3e8
[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" "c2b2e16be49342b35a4a7c81f1f0b9f8825ed9da9747cd0f99eb17b4ae1bb3e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2b2e16be49342b35a4a7c81f1f0b9f8825ed9da9747cd0f99eb17b4ae1bb3e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2b2e16be49342b35a4a7c81f1f0b9f8825ed9da9747cd0f99eb17b4ae1bb3e8", kill_on_drop: false }`
[INFO] [stdout] c2b2e16be49342b35a4a7c81f1f0b9f8825ed9da9747cd0f99eb17b4ae1bb3e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c093131ac2f9a09fa94a48c946161b6a541e437c2a39ccffd853d696ccfac8a2
[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" "c093131ac2f9a09fa94a48c946161b6a541e437c2a39ccffd853d696ccfac8a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling pulldown-cmark v0.7.1
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking handlebars v3.1.0
[INFO] [stderr]     Checking anne v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.55s
[INFO] running `Command { std: "docker" "inspect" "c093131ac2f9a09fa94a48c946161b6a541e437c2a39ccffd853d696ccfac8a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c093131ac2f9a09fa94a48c946161b6a541e437c2a39ccffd853d696ccfac8a2", kill_on_drop: false }`
[INFO] [stdout] c093131ac2f9a09fa94a48c946161b6a541e437c2a39ccffd853d696ccfac8a2