[INFO] cloning repository https://github.com/Keruspe/mnemesis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Keruspe/mnemesis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeruspe%2Fmnemesis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeruspe%2Fmnemesis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd2ed408f6d824b280ff3f63c0e3d2b06e81fabb
[INFO] checking Keruspe/mnemesis against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeruspe%2Fmnemesis" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Keruspe/mnemesis 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 git repo https://github.com/Keruspe/mnemesis
[INFO] finished tweaking git repo https://github.com/Keruspe/mnemesis
[INFO] tweaked toml for git repo https://github.com/Keruspe/mnemesis written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/Keruspe/mnemesis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 5dd34ca1df8cc78d42ca14cbbac724bca654181301319a7d832da68031599e6d
[INFO] running `Command { std: "docker" "start" "-a" "5dd34ca1df8cc78d42ca14cbbac724bca654181301319a7d832da68031599e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dd34ca1df8cc78d42ca14cbbac724bca654181301319a7d832da68031599e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd34ca1df8cc78d42ca14cbbac724bca654181301319a7d832da68031599e6d", kill_on_drop: false }`
[INFO] [stdout] 5dd34ca1df8cc78d42ca14cbbac724bca654181301319a7d832da68031599e6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 22485013dca421d606c605a0d7f3d211d4dc82014177a7f568e086b25e3e41f7
[INFO] running `Command { std: "docker" "start" "-a" "22485013dca421d606c605a0d7f3d211d4dc82014177a7f568e086b25e3e41f7", 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]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking byte-tools v0.1.3
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking rustc-hex v1.0.0
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking rprompt v1.0.3
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]     Checking file v1.1.2
[INFO] [stderr]     Checking username v0.2.0
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]     Checking rpassword v3.0.2
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking generic-array v0.7.3
[INFO] [stderr]     Checking digest v0.5.2
[INFO] [stderr]     Checking digest-buffer v0.3.1
[INFO] [stderr]     Checking crypto-mac v0.3.0
[INFO] [stderr]     Checking sha-1 v0.3.4
[INFO] [stderr]     Checking sha2 v0.5.3
[INFO] [stderr]     Checking hmac v0.1.1
[INFO] [stderr]     Checking oath v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking mnemesis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.89s
[INFO] running `Command { std: "docker" "inspect" "22485013dca421d606c605a0d7f3d211d4dc82014177a7f568e086b25e3e41f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22485013dca421d606c605a0d7f3d211d4dc82014177a7f568e086b25e3e41f7", kill_on_drop: false }`
[INFO] [stdout] 22485013dca421d606c605a0d7f3d211d4dc82014177a7f568e086b25e3e41f7