[INFO] cloning repository https://github.com/Sanjuvi/fifo_queue [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sanjuvi/fifo_queue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSanjuvi%2Ffifo_queue", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSanjuvi%2Ffifo_queue'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 11eaa623fc848ddc481f5dce8985d95deb39974c [INFO] testing Sanjuvi/fifo_queue against master#160e7623e8cbbf1feab2b6e2a24733a98c7bde9c for pr-145628-retry-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSanjuvi%2Ffifo_queue" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Sanjuvi/fifo_queue [INFO] finished tweaking git repo https://github.com/Sanjuvi/fifo_queue [INFO] tweaked toml for git repo https://github.com/Sanjuvi/fifo_queue written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Sanjuvi/fifo_queue on toolchain 160e7623e8cbbf1feab2b6e2a24733a98c7bde9c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Sanjuvi/fifo_queue 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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1ba54bb2f2d248d4377bde91be8e51157f23ec88a579ee4d0cc76f530cd40df1 [INFO] running `Command { std: "docker" "start" "-a" "1ba54bb2f2d248d4377bde91be8e51157f23ec88a579ee4d0cc76f530cd40df1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ba54bb2f2d248d4377bde91be8e51157f23ec88a579ee4d0cc76f530cd40df1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ba54bb2f2d248d4377bde91be8e51157f23ec88a579ee4d0cc76f530cd40df1", kill_on_drop: false }` [INFO] [stdout] 1ba54bb2f2d248d4377bde91be8e51157f23ec88a579ee4d0cc76f530cd40df1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 11ed8219bdc5210729bee82320066cb4940e90362f478f4379e10697b1352101 [INFO] running `Command { std: "docker" "start" "-a" "11ed8219bdc5210729bee82320066cb4940e90362f478f4379e10697b1352101", kill_on_drop: false }` [INFO] [stderr] Compiling FIFO v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `capacity`, `is_empty_old`, and `is_empty_young` are never used [INFO] [stdout] --> src/fifo.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 7 | impl Queue{ [INFO] [stdout] | ----------------------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 14 | fn capacity(&mut self)->usize{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | fn is_empty_old(&mut self)->bool{ [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | fn is_empty_young(&mut self)->bool{ [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "11ed8219bdc5210729bee82320066cb4940e90362f478f4379e10697b1352101", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11ed8219bdc5210729bee82320066cb4940e90362f478f4379e10697b1352101", kill_on_drop: false }` [INFO] [stdout] 11ed8219bdc5210729bee82320066cb4940e90362f478f4379e10697b1352101 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c29f282d527fc398c2e315bea3b6fcb057844e72b2c53d29837a2462e290af3 [INFO] running `Command { std: "docker" "start" "-a" "8c29f282d527fc398c2e315bea3b6fcb057844e72b2c53d29837a2462e290af3", kill_on_drop: false }` [INFO] [stderr] Compiling FIFO v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `is_empty_old` is never used [INFO] [stdout] --> src/fifo.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 7 | impl Queue{ [INFO] [stdout] | ----------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | fn is_empty_old(&mut self)->bool{ [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s [INFO] running `Command { std: "docker" "inspect" "8c29f282d527fc398c2e315bea3b6fcb057844e72b2c53d29837a2462e290af3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c29f282d527fc398c2e315bea3b6fcb057844e72b2c53d29837a2462e290af3", kill_on_drop: false }` [INFO] [stdout] 8c29f282d527fc398c2e315bea3b6fcb057844e72b2c53d29837a2462e290af3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 96b546bbffc39525d2f3bb140c61ed98afad3ad97d7e360f66617207983759c0 [INFO] running `Command { std: "docker" "start" "-a" "96b546bbffc39525d2f3bb140c61ed98afad3ad97d7e360f66617207983759c0", kill_on_drop: false }` [INFO] [stderr] warning: method `is_empty_old` is never used [INFO] [stderr] --> src/fifo.rs:26:12 [INFO] [stderr] | [INFO] [stderr] 7 | impl Queue{ [INFO] [stderr] | ----------------------------------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 26 | fn is_empty_old(&mut self)->bool{ [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `FIFO` (bin "FIFO" test) generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/FIFO-c6fbaa7d76e1d49a) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test fifo::check_queue ... ok [INFO] [stdout] test fifo::push_pop_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "96b546bbffc39525d2f3bb140c61ed98afad3ad97d7e360f66617207983759c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96b546bbffc39525d2f3bb140c61ed98afad3ad97d7e360f66617207983759c0", kill_on_drop: false }` [INFO] [stdout] 96b546bbffc39525d2f3bb140c61ed98afad3ad97d7e360f66617207983759c0