[INFO] cloning repository https://github.com/tdaira/rust-aoj
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tdaira/rust-aoj" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftdaira%2Frust-aoj", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftdaira%2Frust-aoj'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48efbc53469bdd3b62c668ab54a94e9633160749
[INFO] testing tdaira/rust-aoj against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftdaira%2Frust-aoj" "/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/tdaira/rust-aoj on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tdaira/rust-aoj
[INFO] finished tweaking git repo https://github.com/tdaira/rust-aoj
[INFO] tweaked toml for git repo https://github.com/tdaira/rust-aoj written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/tdaira/rust-aoj already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97e6747b6247e70192e8c8646fbf4956559abf3b1c2648e2e4d906617e4c7067
[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" "97e6747b6247e70192e8c8646fbf4956559abf3b1c2648e2e4d906617e4c7067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97e6747b6247e70192e8c8646fbf4956559abf3b1c2648e2e4d906617e4c7067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e6747b6247e70192e8c8646fbf4956559abf3b1c2648e2e4d906617e4c7067", kill_on_drop: false }`
[INFO] [stdout] 97e6747b6247e70192e8c8646fbf4956559abf3b1c2648e2e4d906617e4c7067
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5992c23bb9083679ce2b0262a6a89fbab52841fecfd9360e74a73157fde1f17
[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" "f5992c23bb9083679ce2b0262a6a89fbab52841fecfd9360e74a73157fde1f17", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-aoj v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `can_over_write` is never read
[INFO] [stdout]   --> src/0403/main.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut can_over_write = false;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `left_distance` is never read
[INFO] [stdout]   --> src/0403/main.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |             let mut left_distance = std::i64::MAX;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `right_distance` is never read
[INFO] [stdout]   --> src/0403/main.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |             let mut right_distance = std::i64::MAX;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.14s
[INFO] running `Command { std: "docker" "inspect" "f5992c23bb9083679ce2b0262a6a89fbab52841fecfd9360e74a73157fde1f17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5992c23bb9083679ce2b0262a6a89fbab52841fecfd9360e74a73157fde1f17", kill_on_drop: false }`
[INFO] [stdout] f5992c23bb9083679ce2b0262a6a89fbab52841fecfd9360e74a73157fde1f17
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b29e76b7b5972d1b0126ed698dd50430f5333e855b0cd86cf08fa985c47c6830
[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" "b29e76b7b5972d1b0126ed698dd50430f5333e855b0cd86cf08fa985c47c6830", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-aoj v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `can_over_write` is never read
[INFO] [stdout]   --> src/0403/main.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut can_over_write = false;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `left_distance` is never read
[INFO] [stdout]   --> src/0403/main.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |             let mut left_distance = std::i64::MAX;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `right_distance` is never read
[INFO] [stdout]   --> src/0403/main.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |             let mut right_distance = std::i64::MAX;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "b29e76b7b5972d1b0126ed698dd50430f5333e855b0cd86cf08fa985c47c6830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b29e76b7b5972d1b0126ed698dd50430f5333e855b0cd86cf08fa985c47c6830", kill_on_drop: false }`
[INFO] [stdout] b29e76b7b5972d1b0126ed698dd50430f5333e855b0cd86cf08fa985c47c6830
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 178efe2c0575683aeb72d7042e5e7fd85a5beafbd7ed034b384cc5aaa57f7567
[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" "178efe2c0575683aeb72d7042e5e7fd85a5beafbd7ed034b384cc5aaa57f7567", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `can_over_write` is never read
[INFO] [stderr]   --> src/0403/main.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let mut can_over_write = false;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `left_distance` is never read
[INFO] [stderr]   --> src/0403/main.rs:87:17
[INFO] [stderr]    |
[INFO] [stderr] 87 |             let mut left_distance = std::i64::MAX;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `right_distance` is never read
[INFO] [stderr]   --> src/0403/main.rs:88:17
[INFO] [stderr]    |
[INFO] [stderr] 88 |             let mut right_distance = std::i64::MAX;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/0009-c01b85a9276549a6
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/0109-97ab1aac91e6f41c
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/0403-eee41ec5f3ea09e0
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "178efe2c0575683aeb72d7042e5e7fd85a5beafbd7ed034b384cc5aaa57f7567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "178efe2c0575683aeb72d7042e5e7fd85a5beafbd7ed034b384cc5aaa57f7567", kill_on_drop: false }`
[INFO] [stdout] 178efe2c0575683aeb72d7042e5e7fd85a5beafbd7ed034b384cc5aaa57f7567