[INFO] cloning repository https://github.com/joeferner/digital-circuit-simulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joeferner/digital-circuit-simulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeferner%2Fdigital-circuit-simulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeferner%2Fdigital-circuit-simulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0568b2e24ab28447720b64b178a16180946ad4bc
[INFO] testing joeferner/digital-circuit-simulator against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeferner%2Fdigital-circuit-simulator" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joeferner/digital-circuit-simulator on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joeferner/digital-circuit-simulator
[INFO] finished tweaking git repo https://github.com/joeferner/digital-circuit-simulator
[INFO] tweaked toml for git repo https://github.com/joeferner/digital-circuit-simulator written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/joeferner/digital-circuit-simulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing joeferner/digital-circuit-simulator against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeferner%2Fdigital-circuit-simulator" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joeferner/digital-circuit-simulator on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joeferner/digital-circuit-simulator
[INFO] finished tweaking git repo https://github.com/joeferner/digital-circuit-simulator
[INFO] tweaked toml for git repo https://github.com/joeferner/digital-circuit-simulator written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/joeferner/digital-circuit-simulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13bfbbc270cd3764b4f5308c1dd7b7b722ff383c78b4536113234cf253adad40
[INFO] running `Command { std: "docker" "start" "-a" "13bfbbc270cd3764b4f5308c1dd7b7b722ff383c78b4536113234cf253adad40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13bfbbc270cd3764b4f5308c1dd7b7b722ff383c78b4536113234cf253adad40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13bfbbc270cd3764b4f5308c1dd7b7b722ff383c78b4536113234cf253adad40", kill_on_drop: false }`
[INFO] [stdout] 13bfbbc270cd3764b4f5308c1dd7b7b722ff383c78b4536113234cf253adad40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17c659eb67ecd0e9a07b4d243215a2a1650fc61d9c426c97985febd31fb253ca
[INFO] running `Command { std: "docker" "start" "-a" "17c659eb67ecd0e9a07b4d243215a2a1650fc61d9c426c97985febd31fb253ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling digital-circuit-simulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/circuit.rs:226:5
[INFO] [stdout]     |
[INFO] [stdout] 224 | struct DeviceWrapper {
[INFO] [stdout]     |        ------------- field in this struct
[INFO] [stdout] 225 |     index: usize,
[INFO] [stdout] 226 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DeviceWrapper` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "17c659eb67ecd0e9a07b4d243215a2a1650fc61d9c426c97985febd31fb253ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17c659eb67ecd0e9a07b4d243215a2a1650fc61d9c426c97985febd31fb253ca", kill_on_drop: false }`
[INFO] [stdout] 17c659eb67ecd0e9a07b4d243215a2a1650fc61d9c426c97985febd31fb253ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f0e233fce33779aa7a283a896064d03c13ecd39386858755029c85d23daccd4
[INFO] running `Command { std: "docker" "start" "-a" "0f0e233fce33779aa7a283a896064d03c13ecd39386858755029c85d23daccd4", kill_on_drop: false }`
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/circuit.rs:226:5
[INFO] [stdout]     |
[INFO] [stdout] 224 | struct DeviceWrapper {
[INFO] [stdout]     |        ------------- field in this struct
[INFO] [stdout] 225 |     index: usize,
[INFO] [stdout] 226 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DeviceWrapper` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling digital-circuit-simulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/circuit.rs:226:5
[INFO] [stdout]     |
[INFO] [stdout] 224 | struct DeviceWrapper {
[INFO] [stdout]     |        ------------- field in this struct
[INFO] [stdout] 225 |     index: usize,
[INFO] [stdout] 226 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DeviceWrapper` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "0f0e233fce33779aa7a283a896064d03c13ecd39386858755029c85d23daccd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f0e233fce33779aa7a283a896064d03c13ecd39386858755029c85d23daccd4", kill_on_drop: false }`
[INFO] [stdout] 0f0e233fce33779aa7a283a896064d03c13ecd39386858755029c85d23daccd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 46ab1e2d07a2d73f78381d114e64d620ea888f77856ba6df05efa5aab06f8877
[INFO] running `Command { std: "docker" "start" "-a" "46ab1e2d07a2d73f78381d114e64d620ea888f77856ba6df05efa5aab06f8877", kill_on_drop: false }`
[INFO] [stderr] warning: field `name` is never read
[INFO] [stderr]    --> src/circuit.rs:226:5
[INFO] [stderr]     |
[INFO] [stderr] 224 | struct DeviceWrapper {
[INFO] [stderr]     |        ------------- field in this struct
[INFO] [stderr] 225 |     index: usize,
[INFO] [stderr] 226 |     name: String,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `DeviceWrapper` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `digital-circuit-simulator` (lib) generated 1 warning
[INFO] [stderr] warning: `digital-circuit-simulator` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/digital_circuit_simulator-65861f09feb30ea6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test device::and_gate::tests::it_works ... ok
[INFO] [stderr]    Doc-tests digital_circuit_simulator
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46ab1e2d07a2d73f78381d114e64d620ea888f77856ba6df05efa5aab06f8877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46ab1e2d07a2d73f78381d114e64d620ea888f77856ba6df05efa5aab06f8877", kill_on_drop: false }`
[INFO] [stdout] 46ab1e2d07a2d73f78381d114e64d620ea888f77856ba6df05efa5aab06f8877