[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#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frutrum%2Fwumpus" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rutrum/wumpus on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-6/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" "+62efba8a050c64249dab942951bb28f710208bc8" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded colored v1.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ef80a414ec8985d54054d41407527ccb3a0c326325a54244d01fb81bfb81e51
[INFO] running `Command { std: "docker" "start" "-a" "4ef80a414ec8985d54054d41407527ccb3a0c326325a54244d01fb81bfb81e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ef80a414ec8985d54054d41407527ccb3a0c326325a54244d01fb81bfb81e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ef80a414ec8985d54054d41407527ccb3a0c326325a54244d01fb81bfb81e51", kill_on_drop: false }`
[INFO] [stdout] 4ef80a414ec8985d54054d41407527ccb3a0c326325a54244d01fb81bfb81e51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f28df3c89d17a25762508a96ceca90117192cc284598d4d614a76f6698f935c
[INFO] running `Command { std: "docker" "start" "-a" "6f28df3c89d17a25762508a96ceca90117192cc284598d4d614a76f6698f935c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling colored v1.9.0
[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 7.85s
[INFO] running `Command { std: "docker" "inspect" "6f28df3c89d17a25762508a96ceca90117192cc284598d4d614a76f6698f935c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f28df3c89d17a25762508a96ceca90117192cc284598d4d614a76f6698f935c", kill_on_drop: false }`
[INFO] [stdout] 6f28df3c89d17a25762508a96ceca90117192cc284598d4d614a76f6698f935c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbcf8aa5bedb00d69f262fff8db982796945b860959ae50873ab225a7b6ee907
[INFO] running `Command { std: "docker" "start" "-a" "dbcf8aa5bedb00d69f262fff8db982796945b860959ae50873ab225a7b6ee907", 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 0.89s
[INFO] running `Command { std: "docker" "inspect" "dbcf8aa5bedb00d69f262fff8db982796945b860959ae50873ab225a7b6ee907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbcf8aa5bedb00d69f262fff8db982796945b860959ae50873ab225a7b6ee907", kill_on_drop: false }`
[INFO] [stdout] dbcf8aa5bedb00d69f262fff8db982796945b860959ae50873ab225a7b6ee907
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b8c980e9056d9b32523a276b558455696c7e5280d2a48a8de20c3c602bd310b
[INFO] running `Command { std: "docker" "start" "-a" "1b8c980e9056d9b32523a276b558455696c7e5280d2a48a8de20c3c602bd310b", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `chad_from`
[INFO] [stderr]  --> src/prompt.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn chad_from(s: String) -> Result<Action, ActionError> {
[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 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wumpus-c45fa2025c879d4f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1b8c980e9056d9b32523a276b558455696c7e5280d2a48a8de20c3c602bd310b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b8c980e9056d9b32523a276b558455696c7e5280d2a48a8de20c3c602bd310b", kill_on_drop: false }`
[INFO] [stdout] 1b8c980e9056d9b32523a276b558455696c7e5280d2a48a8de20c3c602bd310b