[INFO] fetching crate carbon-lib 0.3.1... [INFO] testing carbon-lib-0.3.1 against 1.55.0 for beta-1.56-1 [INFO] extracting crate carbon-lib 0.3.1 into /workspace/builds/worker-46/source [INFO] validating manifest of crates.io crate carbon-lib 0.3.1 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate carbon-lib 0.3.1 [INFO] finished tweaking crates.io crate carbon-lib 0.3.1 [INFO] tweaked toml for crates.io crate carbon-lib 0.3.1 written to /workspace/builds/worker-46/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded carbon-dump v1.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 58d91bc25e3b24cc839c494edb17aa3a0acac5ba218f924756f164d7695e26a3 [INFO] running `Command { std: "docker" "start" "-a" "58d91bc25e3b24cc839c494edb17aa3a0acac5ba218f924756f164d7695e26a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "58d91bc25e3b24cc839c494edb17aa3a0acac5ba218f924756f164d7695e26a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58d91bc25e3b24cc839c494edb17aa3a0acac5ba218f924756f164d7695e26a3", kill_on_drop: false }` [INFO] [stdout] 58d91bc25e3b24cc839c494edb17aa3a0acac5ba218f924756f164d7695e26a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bcc91c6a880c7333ffd77f0ba0001c8d413e2b137e664af1ac9caf6023f9077b [INFO] running `Command { std: "docker" "start" "-a" "bcc91c6a880c7333ffd77f0ba0001c8d413e2b137e664af1ac9caf6023f9077b", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling xml-rs v0.8.4 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling onig_sys v69.7.0 [INFO] [stderr] Compiling line-wrap v0.1.1 [INFO] [stderr] Compiling flate2 v1.0.21 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling plist v1.2.1 [INFO] [stderr] Compiling onig v6.2.0 [INFO] [stderr] Compiling syntect v4.6.0 [INFO] [stderr] Compiling carbon-dump v1.2.2 [INFO] [stderr] Compiling carbon-lib v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/highlight.rs:54:22 [INFO] [stdout] | [INFO] [stdout] 54 | Some(s) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `html_fancy_box` [INFO] [stdout] --> src/utils/html.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn html_fancy_box(s: &str, title: &Option) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 12s [INFO] running `Command { std: "docker" "inspect" "bcc91c6a880c7333ffd77f0ba0001c8d413e2b137e664af1ac9caf6023f9077b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcc91c6a880c7333ffd77f0ba0001c8d413e2b137e664af1ac9caf6023f9077b", kill_on_drop: false }` [INFO] [stdout] bcc91c6a880c7333ffd77f0ba0001c8d413e2b137e664af1ac9caf6023f9077b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c78ca0cc73ed69cbd80fcb774160e4e515330b40472a4361f222a9f377ac46a0 [INFO] running `Command { std: "docker" "start" "-a" "c78ca0cc73ed69cbd80fcb774160e4e515330b40472a4361f222a9f377ac46a0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/highlight.rs:54:22 [INFO] [stdout] | [INFO] [stdout] 54 | Some(s) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `html_fancy_box` [INFO] [stdout] --> src/utils/html.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn html_fancy_box(s: &str, title: &Option) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling carbon-lib v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/highlight.rs:54:22 [INFO] [stdout] | [INFO] [stdout] 54 | Some(s) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `html_fancy_box` [INFO] [stdout] --> src/utils/html.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn html_fancy_box(s: &str, title: &Option) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.11s [INFO] running `Command { std: "docker" "inspect" "c78ca0cc73ed69cbd80fcb774160e4e515330b40472a4361f222a9f377ac46a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c78ca0cc73ed69cbd80fcb774160e4e515330b40472a4361f222a9f377ac46a0", kill_on_drop: false }` [INFO] [stdout] c78ca0cc73ed69cbd80fcb774160e4e515330b40472a4361f222a9f377ac46a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b8a5ccd84583174b7bdac6ecfeb9f500c509380ca9049dcb640d2adf16e9979a [INFO] running `Command { std: "docker" "start" "-a" "b8a5ccd84583174b7bdac6ecfeb9f500c509380ca9049dcb640d2adf16e9979a", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/highlight.rs:54:22 [INFO] [stderr] | [INFO] [stderr] 54 | Some(s) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `html_fancy_box` [INFO] [stderr] --> src/utils/html.rs:49:8 [INFO] [stderr] | [INFO] [stderr] 49 | pub fn html_fancy_box(s: &str, title: &Option) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `carbon-lib` (lib) generated 2 warnings [INFO] [stderr] warning: `carbon-lib` (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/carbon_lib-93fb5542cf6bd652) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test html ... ok [INFO] [stderr] Doc-tests carbon-lib [INFO] [stdout] test main ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.89s [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" "b8a5ccd84583174b7bdac6ecfeb9f500c509380ca9049dcb640d2adf16e9979a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8a5ccd84583174b7bdac6ecfeb9f500c509380ca9049dcb640d2adf16e9979a", kill_on_drop: false }` [INFO] [stdout] b8a5ccd84583174b7bdac6ecfeb9f500c509380ca9049dcb640d2adf16e9979a