[INFO] cloning repository https://github.com/thesecretmaster/lamport-queue-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thesecretmaster/lamport-queue-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthesecretmaster%2Flamport-queue-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthesecretmaster%2Flamport-queue-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ad05612d12e83dc85378352c2cca49a24e7a79b
[INFO] testing thesecretmaster/lamport-queue-rs against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthesecretmaster%2Flamport-queue-rs" "/workspace/builds/worker-71/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thesecretmaster/lamport-queue-rs on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thesecretmaster/lamport-queue-rs
[INFO] finished tweaking git repo https://github.com/thesecretmaster/lamport-queue-rs
[INFO] tweaked toml for git repo https://github.com/thesecretmaster/lamport-queue-rs written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate git repo https://github.com/thesecretmaster/lamport-queue-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e21846155a8eb6eb7673a11b7f984c7f62529b68c559059380a9c54694c37496
[INFO] running `Command { std: "docker" "start" "-a" "e21846155a8eb6eb7673a11b7f984c7f62529b68c559059380a9c54694c37496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e21846155a8eb6eb7673a11b7f984c7f62529b68c559059380a9c54694c37496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e21846155a8eb6eb7673a11b7f984c7f62529b68c559059380a9c54694c37496", kill_on_drop: false }`
[INFO] [stdout] e21846155a8eb6eb7673a11b7f984c7f62529b68c559059380a9c54694c37496
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b9e846e77a70f404da1bb6dabd9c49c775eeb87d9bfc8fea90acc141104e371
[INFO] running `Command { std: "docker" "start" "-a" "3b9e846e77a70f404da1bb6dabd9c49c775eeb87d9bfc8fea90acc141104e371", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling lamport_queue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `capacity`
[INFO] [stdout]   --> src/lamport_queue.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn capacity(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[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 [unoptimized + debuginfo] target(s) in 5.69s
[INFO] running `Command { std: "docker" "inspect" "3b9e846e77a70f404da1bb6dabd9c49c775eeb87d9bfc8fea90acc141104e371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b9e846e77a70f404da1bb6dabd9c49c775eeb87d9bfc8fea90acc141104e371", kill_on_drop: false }`
[INFO] [stdout] 3b9e846e77a70f404da1bb6dabd9c49c775eeb87d9bfc8fea90acc141104e371
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a58d0b2f66c5e6c6a53cc5a9e3d0a4be71bbc63bbb26121efa82c71261961f60
[INFO] running `Command { std: "docker" "start" "-a" "a58d0b2f66c5e6c6a53cc5a9e3d0a4be71bbc63bbb26121efa82c71261961f60", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lamport_queue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `capacity`
[INFO] [stdout]   --> src/lamport_queue.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn capacity(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[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 [unoptimized + debuginfo] target(s) in 2.22s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/lamport_queue-4c48d24bcbdd350a)
[INFO] running `Command { std: "docker" "inspect" "a58d0b2f66c5e6c6a53cc5a9e3d0a4be71bbc63bbb26121efa82c71261961f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a58d0b2f66c5e6c6a53cc5a9e3d0a4be71bbc63bbb26121efa82c71261961f60", kill_on_drop: false }`
[INFO] [stdout] a58d0b2f66c5e6c6a53cc5a9e3d0a4be71bbc63bbb26121efa82c71261961f60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f6a8f647c179bb3a29b46e0416c5d184146c268858ffc61d5e72c920293e6b4d
[INFO] running `Command { std: "docker" "start" "-a" "f6a8f647c179bb3a29b46e0416c5d184146c268858ffc61d5e72c920293e6b4d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `capacity`
[INFO] [stderr]   --> src/lamport_queue.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn capacity(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lamport_queue` (bin "lamport_queue" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lamport_queue-4c48d24bcbdd350a)
[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" "f6a8f647c179bb3a29b46e0416c5d184146c268858ffc61d5e72c920293e6b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a8f647c179bb3a29b46e0416c5d184146c268858ffc61d5e72c920293e6b4d", kill_on_drop: false }`
[INFO] [stdout] f6a8f647c179bb3a29b46e0416c5d184146c268858ffc61d5e72c920293e6b4d