[INFO] cloning repository https://github.com/agoodstart/hangman-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/agoodstart/hangman-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagoodstart%2Fhangman-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagoodstart%2Fhangman-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5193134b2233590a3443ce0497be2e9f2551f363
[INFO] checking agoodstart/hangman-rust against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagoodstart%2Fhangman-rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/agoodstart/hangman-rust on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/agoodstart/hangman-rust
[INFO] finished tweaking git repo https://github.com/agoodstart/hangman-rust
[INFO] tweaked toml for git repo https://github.com/agoodstart/hangman-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/agoodstart/hangman-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded qstring v0.7.2
[INFO] [stderr]   Downloaded cookie_store v0.12.0
[INFO] [stderr]   Downloaded const_fn v0.4.2
[INFO] [stderr]   Downloaded webpki v0.21.3
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.18
[INFO] [stderr]   Downloaded standback v0.2.11
[INFO] [stderr]   Downloaded base-x v0.2.6
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.68
[INFO] [stderr]   Downloaded web-sys v0.3.45
[INFO] [stderr]   Downloaded serde_json v1.0.59
[INFO] [stderr]   Downloaded tinyvec v0.3.4
[INFO] [stderr]   Downloaded unicode-normalization v0.1.13
[INFO] [stderr]   Downloaded chunked_transfer v1.3.0
[INFO] [stderr]   Downloaded js-sys v0.3.45
[INFO] [stderr]   Downloaded cookie v0.14.2
[INFO] [stderr]   Downloaded time v0.2.22
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.68
[INFO] [stderr]   Downloaded once_cell v1.4.1
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.68
[INFO] [stderr]   Downloaded ureq v1.5.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.68
[INFO] [stderr]   Downloaded webpki-roots v0.20.0
[INFO] [stderr]   Downloaded serde_derive v1.0.117
[INFO] [stderr]   Downloaded syn v1.0.46
[INFO] [stderr]   Downloaded ring v0.16.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1018141d39ecea37f70c1122bdd11512a5d5a13e0827f90bae787b41830dbc8d
[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" "1018141d39ecea37f70c1122bdd11512a5d5a13e0827f90bae787b41830dbc8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1018141d39ecea37f70c1122bdd11512a5d5a13e0827f90bae787b41830dbc8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1018141d39ecea37f70c1122bdd11512a5d5a13e0827f90bae787b41830dbc8d", kill_on_drop: false }`
[INFO] [stdout] 1018141d39ecea37f70c1122bdd11512a5d5a13e0827f90bae787b41830dbc8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--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] 50bd0038de5b91b7226ef59133f4083373cd73cca7e98d905313502a2a2ff66a
[INFO] running `Command { std: "docker" "start" "-a" "50bd0038de5b91b7226ef59133f4083373cd73cca7e98d905313502a2a2ff66a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking error-chain v0.12.4
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]    Compiling syn v1.0.46
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking cookie_store v0.12.0
[INFO] [stderr]     Checking ureq v1.5.1
[INFO] [stderr]     Checking hangman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.41s
[INFO] running `Command { std: "docker" "inspect" "50bd0038de5b91b7226ef59133f4083373cd73cca7e98d905313502a2a2ff66a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50bd0038de5b91b7226ef59133f4083373cd73cca7e98d905313502a2a2ff66a", kill_on_drop: false }`
[INFO] [stdout] 50bd0038de5b91b7226ef59133f4083373cd73cca7e98d905313502a2a2ff66a