[INFO] cloning repository https://github.com/raidwas/rust_robotreboot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raidwas/rust_robotreboot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraidwas%2Frust_robotreboot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraidwas%2Frust_robotreboot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc105b4f23bed6a2415b00f1911c022c993d373a
[INFO] testing raidwas/rust_robotreboot against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraidwas%2Frust_robotreboot" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/raidwas/rust_robotreboot 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/raidwas/rust_robotreboot
[INFO] finished tweaking git repo https://github.com/raidwas/rust_robotreboot
[INFO] tweaked toml for git repo https://github.com/raidwas/rust_robotreboot written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/raidwas/rust_robotreboot 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] edbaf201a19f249594030324c8bb34e2114b17d283c0ac4ca14352e3794a4f6c
[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" "edbaf201a19f249594030324c8bb34e2114b17d283c0ac4ca14352e3794a4f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edbaf201a19f249594030324c8bb34e2114b17d283c0ac4ca14352e3794a4f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edbaf201a19f249594030324c8bb34e2114b17d283c0ac4ca14352e3794a4f6c", kill_on_drop: false }`
[INFO] [stdout] edbaf201a19f249594030324c8bb34e2114b17d283c0ac4ca14352e3794a4f6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 3d1d648fd039974fe1e4046c1db61262dabe0cd3342b494d17a2f605f20d74db
[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" "3d1d648fd039974fe1e4046c1db61262dabe0cd3342b494d17a2f605f20d74db", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling curl v0.4.22
[INFO] [stderr]    Compiling array-macro v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling enum-map-internals v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling curl-sys v0.4.20
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling enum-map-derive v0.4.2
[INFO] [stderr]    Compiling enum-map v0.6.0
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling robotreboot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `updated_at`
[INFO] [stdout]    --> src/main.rs:239:5
[INFO] [stdout]     |
[INFO] [stdout] 239 |     updated_at: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `created_at`
[INFO] [stdout]    --> src/main.rs:240:5
[INFO] [stdout]     |
[INFO] [stdout] 240 |     created_at: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `challenge_date`
[INFO] [stdout]    --> src/main.rs:241:5
[INFO] [stdout]     |
[INFO] [stdout] 241 |     challenge_date: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hard_puzzle`
[INFO] [stdout]    --> src/main.rs:760:8
[INFO] [stdout]     |
[INFO] [stdout] 760 |     fn hard_puzzle() -> Self {
[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 38.43s
[INFO] running `Command { std: "docker" "inspect" "3d1d648fd039974fe1e4046c1db61262dabe0cd3342b494d17a2f605f20d74db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d1d648fd039974fe1e4046c1db61262dabe0cd3342b494d17a2f605f20d74db", kill_on_drop: false }`
[INFO] [stdout] 3d1d648fd039974fe1e4046c1db61262dabe0cd3342b494d17a2f605f20d74db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 7a956425e6342f1f877679ce75e26b1ab7dbbd29f6758a2fabaa61f74d3ee481
[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" "7a956425e6342f1f877679ce75e26b1ab7dbbd29f6758a2fabaa61f74d3ee481", kill_on_drop: false }`
[INFO] [stderr]    Compiling robotreboot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `updated_at`
[INFO] [stdout]    --> src/main.rs:239:5
[INFO] [stdout]     |
[INFO] [stdout] 239 |     updated_at: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `created_at`
[INFO] [stdout]    --> src/main.rs:240:5
[INFO] [stdout]     |
[INFO] [stdout] 240 |     created_at: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `challenge_date`
[INFO] [stdout]    --> src/main.rs:241:5
[INFO] [stdout]     |
[INFO] [stdout] 241 |     challenge_date: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "7a956425e6342f1f877679ce75e26b1ab7dbbd29f6758a2fabaa61f74d3ee481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a956425e6342f1f877679ce75e26b1ab7dbbd29f6758a2fabaa61f74d3ee481", kill_on_drop: false }`
[INFO] [stdout] 7a956425e6342f1f877679ce75e26b1ab7dbbd29f6758a2fabaa61f74d3ee481
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 1da41960f7e2128100c62a9d67a629199fbb80169dac32d5740139d0f2187c05
[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" "1da41960f7e2128100c62a9d67a629199fbb80169dac32d5740139d0f2187c05", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `updated_at`
[INFO] [stderr]    --> src/main.rs:239:5
[INFO] [stderr]     |
[INFO] [stderr] 239 |     updated_at: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `created_at`
[INFO] [stderr]    --> src/main.rs:240:5
[INFO] [stderr]     |
[INFO] [stderr] 240 |     created_at: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `challenge_date`
[INFO] [stderr]    --> src/main.rs:241:5
[INFO] [stderr]     |
[INFO] [stderr] 241 |     challenge_date: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `robotreboot` (bin "robotreboot" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/robotreboot-a2bfeca0bf20c9d3)
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::hard_puzzle has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "1da41960f7e2128100c62a9d67a629199fbb80169dac32d5740139d0f2187c05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1da41960f7e2128100c62a9d67a629199fbb80169dac32d5740139d0f2187c05", kill_on_drop: false }`
[INFO] [stdout] 1da41960f7e2128100c62a9d67a629199fbb80169dac32d5740139d0f2187c05