[INFO] cloning repository https://github.com/brhoades/adaptive-backoff [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brhoades/adaptive-backoff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrhoades%2Fadaptive-backoff", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrhoades%2Fadaptive-backoff'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] daf3a876f855aa7fd8f896928e96d1e85bc208ff [INFO] testing brhoades/adaptive-backoff against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrhoades%2Fadaptive-backoff" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/brhoades/adaptive-backoff on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/brhoades/adaptive-backoff [INFO] finished tweaking git repo https://github.com/brhoades/adaptive-backoff [INFO] tweaked toml for git repo https://github.com/brhoades/adaptive-backoff written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/brhoades/adaptive-backoff already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9aca11fe822de9b70e45e50f390834628ab3e064c67bae8ea4821cc9ca22998b [INFO] running `Command { std: "docker" "start" "-a" "9aca11fe822de9b70e45e50f390834628ab3e064c67bae8ea4821cc9ca22998b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9aca11fe822de9b70e45e50f390834628ab3e064c67bae8ea4821cc9ca22998b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9aca11fe822de9b70e45e50f390834628ab3e064c67bae8ea4821cc9ca22998b", kill_on_drop: false }` [INFO] [stdout] 9aca11fe822de9b70e45e50f390834628ab3e064c67bae8ea4821cc9ca22998b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 66e1e924f044d2578fe733b37f5e76b5890c05ffa3336bbd51a13e490d8b1199 [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" "66e1e924f044d2578fe733b37f5e76b5890c05ffa3336bbd51a13e490d8b1199", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling anyhow v1.0.36 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Compiling thiserror v1.0.22 [INFO] [stderr] Compiling adaptive_backoff v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `success_step` [INFO] [stdout] --> src/lib/adaptive.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | success_step: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib/adaptive.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Default)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `fail_step` [INFO] [stdout] --> src/lib/adaptive.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | fail_step: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib/adaptive.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Default)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.19s [INFO] running `Command { std: "docker" "inspect" "66e1e924f044d2578fe733b37f5e76b5890c05ffa3336bbd51a13e490d8b1199", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66e1e924f044d2578fe733b37f5e76b5890c05ffa3336bbd51a13e490d8b1199", kill_on_drop: false }` [INFO] [stdout] 66e1e924f044d2578fe733b37f5e76b5890c05ffa3336bbd51a13e490d8b1199 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7302ee7254684de94084b527ebac1c22f110a38e324c0ae05c820b990eb1cd1b [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" "7302ee7254684de94084b527ebac1c22f110a38e324c0ae05c820b990eb1cd1b", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.8 [INFO] [stdout] warning: field is never read: `success_step` [INFO] [stdout] --> src/lib/adaptive.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | success_step: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib/adaptive.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Default)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `fail_step` [INFO] [stdout] --> src/lib/adaptive.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | fail_step: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib/adaptive.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Default)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling adaptive_backoff v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `success_step` [INFO] [stdout] --> src/lib/adaptive.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | success_step: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib/adaptive.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Default)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `fail_step` [INFO] [stdout] --> src/lib/adaptive.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | fail_step: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib/adaptive.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Default)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.88s [INFO] running `Command { std: "docker" "inspect" "7302ee7254684de94084b527ebac1c22f110a38e324c0ae05c820b990eb1cd1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7302ee7254684de94084b527ebac1c22f110a38e324c0ae05c820b990eb1cd1b", kill_on_drop: false }` [INFO] [stdout] 7302ee7254684de94084b527ebac1c22f110a38e324c0ae05c820b990eb1cd1b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 12b6ae2c7c7979f18c805cf4a4018ed4a7b042dfa14d22d43e36b7808528eff7 [INFO] running `Command { std: "docker" "start" "-a" "12b6ae2c7c7979f18c805cf4a4018ed4a7b042dfa14d22d43e36b7808528eff7", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `success_step` [INFO] [stderr] --> src/lib/adaptive.rs:48:5 [INFO] [stderr] | [INFO] [stderr] 48 | success_step: f64, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/lib/adaptive.rs:15:10 [INFO] [stderr] | [INFO] [stderr] 15 | #[derive(Debug, Default)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `fail_step` [INFO] [stderr] --> src/lib/adaptive.rs:49:5 [INFO] [stderr] | [INFO] [stderr] 49 | fail_step: f64, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/lib/adaptive.rs:15:10 [INFO] [stderr] | [INFO] [stderr] 15 | #[derive(Debug, Default)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `adaptive_backoff` (lib) generated 2 warnings [INFO] [stderr] warning: `adaptive_backoff` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/adaptive_backoff-feefb3f9bb6cd4d9) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test adaptive::test_adaptive_exp_backoff ... ok [INFO] [stderr] Doc-tests adaptive_backoff [INFO] [stdout] test backoff::test_exp_backoff ... 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] [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" "12b6ae2c7c7979f18c805cf4a4018ed4a7b042dfa14d22d43e36b7808528eff7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12b6ae2c7c7979f18c805cf4a4018ed4a7b042dfa14d22d43e36b7808528eff7", kill_on_drop: false }` [INFO] [stdout] 12b6ae2c7c7979f18c805cf4a4018ed4a7b042dfa14d22d43e36b7808528eff7