[INFO] cloning repository https://github.com/rutrum/wumpus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rutrum/wumpus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frutrum%2Fwumpus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frutrum%2Fwumpus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0789ff2e260d15e8e58f3fe956c1d0cc555dba77
[INFO] testing rutrum/wumpus against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frutrum%2Fwumpus" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rutrum/wumpus on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rutrum/wumpus
[INFO] finished tweaking git repo https://github.com/rutrum/wumpus
[INFO] tweaked toml for git repo https://github.com/rutrum/wumpus written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/rutrum/wumpus already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc89fe1395c6b5e6c5fd60845eaebed04aa0574a737f48a83ee9fc318044ec19
[INFO] running `Command { std: "docker" "start" "-a" "bc89fe1395c6b5e6c5fd60845eaebed04aa0574a737f48a83ee9fc318044ec19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc89fe1395c6b5e6c5fd60845eaebed04aa0574a737f48a83ee9fc318044ec19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc89fe1395c6b5e6c5fd60845eaebed04aa0574a737f48a83ee9fc318044ec19", kill_on_drop: false }`
[INFO] [stdout] bc89fe1395c6b5e6c5fd60845eaebed04aa0574a737f48a83ee9fc318044ec19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee0e5c8ceba92ac465eefacee36f7ca2850c98832ba84d423366b2abf00b15c3
[INFO] running `Command { std: "docker" "start" "-a" "ee0e5c8ceba92ac465eefacee36f7ca2850c98832ba84d423366b2abf00b15c3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling colored v1.9.0
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling wumpus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `chad_from`
[INFO] [stdout]  --> src/prompt.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn chad_from(s: String) -> Result<Action, ActionError> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EmptyCommand`
[INFO] [stdout]   --> src/prompt.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     EmptyCommand,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidNumber`
[INFO] [stdout]   --> src/prompt.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     InvalidNumber,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidCommand`
[INFO] [stdout]   --> src/prompt.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     InvalidCommand,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoNumber`
[INFO] [stdout]   --> src/prompt.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     NoNumber,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.63s
[INFO] running `Command { std: "docker" "inspect" "ee0e5c8ceba92ac465eefacee36f7ca2850c98832ba84d423366b2abf00b15c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee0e5c8ceba92ac465eefacee36f7ca2850c98832ba84d423366b2abf00b15c3", kill_on_drop: false }`
[INFO] [stdout] ee0e5c8ceba92ac465eefacee36f7ca2850c98832ba84d423366b2abf00b15c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb67091b1e701f9ff0c2d98acf9989c39af860da03c0bdb692bd166daa64017d
[INFO] running `Command { std: "docker" "start" "-a" "cb67091b1e701f9ff0c2d98acf9989c39af860da03c0bdb692bd166daa64017d", kill_on_drop: false }`
[INFO] [stderr]    Compiling wumpus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `chad_from`
[INFO] [stdout]  --> src/prompt.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn chad_from(s: String) -> Result<Action, ActionError> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EmptyCommand`
[INFO] [stdout]   --> src/prompt.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     EmptyCommand,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidNumber`
[INFO] [stdout]   --> src/prompt.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     InvalidNumber,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidCommand`
[INFO] [stdout]   --> src/prompt.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     InvalidCommand,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoNumber`
[INFO] [stdout]   --> src/prompt.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     NoNumber,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "cb67091b1e701f9ff0c2d98acf9989c39af860da03c0bdb692bd166daa64017d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb67091b1e701f9ff0c2d98acf9989c39af860da03c0bdb692bd166daa64017d", kill_on_drop: false }`
[INFO] [stdout] cb67091b1e701f9ff0c2d98acf9989c39af860da03c0bdb692bd166daa64017d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 50b10c1bea74eacba4e1323f9ea3ea4d6160f68a33b54f37fc03da1c478970f3
[INFO] running `Command { std: "docker" "start" "-a" "50b10c1bea74eacba4e1323f9ea3ea4d6160f68a33b54f37fc03da1c478970f3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: associated function is never used: `chad_from`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/prompt.rs:9:12
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 9 |     pub fn chad_from(s: String) -> Result<Action, ActionError> {
[INFO] [stdout] 
[INFO] [stderr]   |            ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `EmptyCommand`
[INFO] [stderr]   --> src/prompt.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     EmptyCommand,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `InvalidNumber`
[INFO] [stderr]   --> src/prompt.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     InvalidNumber,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `InvalidCommand`
[INFO] [stderr]   --> src/prompt.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     InvalidCommand,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NoNumber`
[INFO] [stderr]   --> src/prompt.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     NoNumber,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `wumpus` (bin "wumpus" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wumpus-83527814aa535686)
[INFO] running `Command { std: "docker" "inspect" "50b10c1bea74eacba4e1323f9ea3ea4d6160f68a33b54f37fc03da1c478970f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50b10c1bea74eacba4e1323f9ea3ea4d6160f68a33b54f37fc03da1c478970f3", kill_on_drop: false }`
[INFO] [stdout] 50b10c1bea74eacba4e1323f9ea3ea4d6160f68a33b54f37fc03da1c478970f3