[INFO] fetching crate vouch-lib 0.3.1... [INFO] testing vouch-lib-0.3.1 against 1.90.0 for beta-1.91-3 [INFO] extracting crate vouch-lib 0.3.1 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate vouch-lib 0.3.1 [INFO] finished tweaking crates.io crate vouch-lib 0.3.1 [INFO] tweaked toml for crates.io crate vouch-lib 0.3.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate vouch-lib 0.3.1 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 79 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.8.4 (available: v0.11.8) [INFO] [stderr] Adding serde_yaml v0.8.26 (available: v0.9.34+deprecated) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c476425d3212600d20f822121315d698313208384fb58351b23acbb367a2e250 [INFO] running `Command { std: "docker" "start" "-a" "c476425d3212600d20f822121315d698313208384fb58351b23acbb367a2e250", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c476425d3212600d20f822121315d698313208384fb58351b23acbb367a2e250", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c476425d3212600d20f822121315d698313208384fb58351b23acbb367a2e250", kill_on_drop: false }` [INFO] [stdout] c476425d3212600d20f822121315d698313208384fb58351b23acbb367a2e250 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 34b4c7793d151f3f4f99b6479b5ca258131379122a4fabe495218460d221b055 [INFO] running `Command { std: "docker" "start" "-a" "34b4c7793d151f3f4f99b6479b5ca258131379122a4fabe495218460d221b055", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling unicode-segmentation v1.12.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling anyhow v1.0.100 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling humantime v2.3.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling env_logger v0.8.4 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling zerovec-derive v0.11.1 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.0 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling zerofrom v0.1.6 [INFO] [stderr] Compiling yoke v0.8.0 [INFO] [stderr] Compiling zerovec v0.11.4 [INFO] [stderr] Compiling zerotrie v0.2.2 [INFO] [stderr] Compiling structopt v0.3.26 [INFO] [stderr] Compiling tinystr v0.8.1 [INFO] [stderr] Compiling potential_utf v0.1.3 [INFO] [stderr] Compiling icu_locale_core v2.0.0 [INFO] [stderr] Compiling icu_collections v2.0.0 [INFO] [stderr] Compiling icu_provider v2.0.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling icu_normalizer v2.0.0 [INFO] [stderr] Compiling icu_properties v2.0.1 [INFO] [stderr] Compiling serde_yaml v0.8.26 [INFO] [stderr] Compiling idna_adapter v1.2.1 [INFO] [stderr] Compiling idna v1.1.0 [INFO] [stderr] Compiling url v2.5.7 [INFO] [stderr] Compiling vouch-lib v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> src/extension/process.rs:86:38 [INFO] [stdout] | [INFO] [stdout] 86 | args.push(package_version.clone()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.45s [INFO] running `Command { std: "docker" "inspect" "34b4c7793d151f3f4f99b6479b5ca258131379122a4fabe495218460d221b055", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34b4c7793d151f3f4f99b6479b5ca258131379122a4fabe495218460d221b055", kill_on_drop: false }` [INFO] [stdout] 34b4c7793d151f3f4f99b6479b5ca258131379122a4fabe495218460d221b055 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 81f9fc1ad0ebf82ad146469d0a4841065c15d36e9f8593bc0c37d6b9fdc31e5d [INFO] running `Command { std: "docker" "start" "-a" "81f9fc1ad0ebf82ad146469d0a4841065c15d36e9f8593bc0c37d6b9fdc31e5d", kill_on_drop: false }` [INFO] [stderr] Compiling vouch-lib v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> src/extension/process.rs:86:38 [INFO] [stdout] | [INFO] [stdout] 86 | args.push(package_version.clone()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> src/extension/process.rs:86:38 [INFO] [stdout] | [INFO] [stdout] 86 | args.push(package_version.clone()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "81f9fc1ad0ebf82ad146469d0a4841065c15d36e9f8593bc0c37d6b9fdc31e5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81f9fc1ad0ebf82ad146469d0a4841065c15d36e9f8593bc0c37d6b9fdc31e5d", kill_on_drop: false }` [INFO] [stdout] 81f9fc1ad0ebf82ad146469d0a4841065c15d36e9f8593bc0c37d6b9fdc31e5d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8d5013023dab1c052a57ec9b9cacae1d98067472142a5f77974ecb1d2dd73a41 [INFO] running `Command { std: "docker" "start" "-a" "8d5013023dab1c052a57ec9b9cacae1d98067472142a5f77974ecb1d2dd73a41", kill_on_drop: false }` [INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stderr] --> src/extension/process.rs:86:38 [INFO] [stderr] | [INFO] [stderr] 86 | args.push(package_version.clone()); [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `vouch-lib` (lib) generated 1 warning [INFO] [stderr] warning: `vouch-lib` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vouch_lib-57e429c773887c21) [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] [stderr] Doc-tests vouch_lib [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" "8d5013023dab1c052a57ec9b9cacae1d98067472142a5f77974ecb1d2dd73a41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d5013023dab1c052a57ec9b9cacae1d98067472142a5f77974ecb1d2dd73a41", kill_on_drop: false }` [INFO] [stdout] 8d5013023dab1c052a57ec9b9cacae1d98067472142a5f77974ecb1d2dd73a41