[INFO] cloning repository https://github.com/frondeus/snapshot-runner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frondeus/snapshot-runner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrondeus%2Fsnapshot-runner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrondeus%2Fsnapshot-runner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b97e3881e4c02fbcbd1b4cb87d40fbf62bce5de8
[INFO] checking frondeus/snapshot-runner against master#90384941aae4ea38de00e4702b50757e9b882a19 for pr-138340
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrondeus%2Fsnapshot-runner" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/frondeus/snapshot-runner on toolchain 90384941aae4ea38de00e4702b50757e9b882a19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+90384941aae4ea38de00e4702b50757e9b882a19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/frondeus/snapshot-runner
[INFO] finished tweaking git repo https://github.com/frondeus/snapshot-runner
[INFO] tweaked toml for git repo https://github.com/frondeus/snapshot-runner written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/frondeus/snapshot-runner 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" "+90384941aae4ea38de00e4702b50757e9b882a19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/anixe/diff-assert.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded diffs v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+90384941aae4ea38de00e4702b50757e9b882a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c78a4161438e578188ffa2a5682c29cba297f180f52e5d718573bbe151396e5
[INFO] running `Command { std: "docker" "start" "-a" "6c78a4161438e578188ffa2a5682c29cba297f180f52e5d718573bbe151396e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c78a4161438e578188ffa2a5682c29cba297f180f52e5d718573bbe151396e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c78a4161438e578188ffa2a5682c29cba297f180f52e5d718573bbe151396e5", kill_on_drop: false }`
[INFO] [stdout] 6c78a4161438e578188ffa2a5682c29cba297f180f52e5d718573bbe151396e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+90384941aae4ea38de00e4702b50757e9b882a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c01f4ea167a07a28de02e5e88f72aab129cdb93e64c670af9a784ff325eeb11
[INFO] running `Command { std: "docker" "start" "-a" "2c01f4ea167a07a28de02e5e88f72aab129cdb93e64c670af9a784ff325eeb11", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking diffs v0.4.1
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking pulse v0.5.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking diff_utils v1.0.0-pre1 (https://github.com/anixe/diff-assert.git#24238dbd)
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking snapshot-runner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.27s
[INFO] running `Command { std: "docker" "inspect" "2c01f4ea167a07a28de02e5e88f72aab129cdb93e64c670af9a784ff325eeb11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c01f4ea167a07a28de02e5e88f72aab129cdb93e64c670af9a784ff325eeb11", kill_on_drop: false }`
[INFO] [stdout] 2c01f4ea167a07a28de02e5e88f72aab129cdb93e64c670af9a784ff325eeb11