[INFO] cloning repository https://github.com/jonasvanderschaaf/befunge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonasvanderschaaf/befunge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonasvanderschaaf%2Fbefunge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonasvanderschaaf%2Fbefunge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ee371a644c88795846cc58e41bf7a2b18c2e164
[INFO] testing jonasvanderschaaf/befunge against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonasvanderschaaf%2Fbefunge" "/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/jonasvanderschaaf/befunge on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jonasvanderschaaf/befunge
[INFO] finished tweaking git repo https://github.com/jonasvanderschaaf/befunge
[INFO] tweaked toml for git repo https://github.com/jonasvanderschaaf/befunge written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/jonasvanderschaaf/befunge already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", 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] 8c80fa7a249ce080cffa29d8256b946d69e96dbce5aabee784a70af9b3a928d0
[INFO] running `Command { std: "docker" "start" "-a" "8c80fa7a249ce080cffa29d8256b946d69e96dbce5aabee784a70af9b3a928d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c80fa7a249ce080cffa29d8256b946d69e96dbce5aabee784a70af9b3a928d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c80fa7a249ce080cffa29d8256b946d69e96dbce5aabee784a70af9b3a928d0", kill_on_drop: false }`
[INFO] [stdout] 8c80fa7a249ce080cffa29d8256b946d69e96dbce5aabee784a70af9b3a928d0
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c397d0922529e34a809cc7172669024cfd8b8cc9ec525a211b6566f1f7d4b65
[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" "2c397d0922529e34a809cc7172669024cfd8b8cc9ec525a211b6566f1f7d4b65", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling befunge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let result = parser.run();
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/parser.rs:143:17
[INFO] [stdout]     |
[INFO] [stdout] 143 |             let result = self.execute_step();
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stack`
[INFO] [stdout]   --> src/parser.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     stack: Vec<i64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_ascii_mode`
[INFO] [stdout]   --> src/parser.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     is_ascii_mode: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "2c397d0922529e34a809cc7172669024cfd8b8cc9ec525a211b6566f1f7d4b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c397d0922529e34a809cc7172669024cfd8b8cc9ec525a211b6566f1f7d4b65", kill_on_drop: false }`
[INFO] [stdout] 2c397d0922529e34a809cc7172669024cfd8b8cc9ec525a211b6566f1f7d4b65
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bc9092fbd733a189c47c27d426c847abb1b1bd35adc22b84042dc067d759ebc
[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" "9bc9092fbd733a189c47c27d426c847abb1b1bd35adc22b84042dc067d759ebc", kill_on_drop: false }`
[INFO] [stderr]    Compiling befunge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let result = parser.run();
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/parser.rs:143:17
[INFO] [stdout]     |
[INFO] [stdout] 143 |             let result = self.execute_step();
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stack`
[INFO] [stdout]   --> src/parser.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     stack: Vec<i64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_ascii_mode`
[INFO] [stdout]   --> src/parser.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     is_ascii_mode: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "9bc9092fbd733a189c47c27d426c847abb1b1bd35adc22b84042dc067d759ebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bc9092fbd733a189c47c27d426c847abb1b1bd35adc22b84042dc067d759ebc", kill_on_drop: false }`
[INFO] [stdout] 9bc9092fbd733a189c47c27d426c847abb1b1bd35adc22b84042dc067d759ebc
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 484bc97b4269edfbd3d580cca1b2233101a8bd08d6316a1234068f75910fd330
[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" "484bc97b4269edfbd3d580cca1b2233101a8bd08d6316a1234068f75910fd330", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:8:9
[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] 8 |     let result = parser.run();
[INFO] [stdout] 
[INFO] [stderr]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]    --> src/parser.rs:143:17
[INFO] [stderr]     |
[INFO] [stderr] 143 |             let result = self.execute_step();
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `stack`
[INFO] [stderr]   --> src/parser.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     stack: Vec<i64>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `is_ascii_mode`
[INFO] [stderr]   --> src/parser.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     is_ascii_mode: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `befunge` (bin "befunge" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/befunge-e3021c7362375ceb)
[INFO] running `Command { std: "docker" "inspect" "484bc97b4269edfbd3d580cca1b2233101a8bd08d6316a1234068f75910fd330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "484bc97b4269edfbd3d580cca1b2233101a8bd08d6316a1234068f75910fd330", kill_on_drop: false }`
[INFO] [stdout] 484bc97b4269edfbd3d580cca1b2233101a8bd08d6316a1234068f75910fd330