[INFO] fetching crate twinkled 0.1.2... [INFO] testing twinkled-0.1.2 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate twinkled 0.1.2 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate twinkled 0.1.2 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate twinkled 0.1.2 [INFO] finished tweaking crates.io crate twinkled 0.1.2 [INFO] tweaked toml for crates.io crate twinkled 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate crates.io crate twinkled 0.1.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bytes v0.5.2 [INFO] [stderr] Downloaded tokio-macros v0.2.0 [INFO] [stderr] Downloaded tokio v0.2.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] be0d29bde888b41553df0548ee52dd92eb0c2f1f953a371e821fdc509242010d [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" "be0d29bde888b41553df0548ee52dd92eb0c2f1f953a371e821fdc509242010d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be0d29bde888b41553df0548ee52dd92eb0c2f1f953a371e821fdc509242010d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be0d29bde888b41553df0548ee52dd92eb0c2f1f953a371e821fdc509242010d", kill_on_drop: false }` [INFO] [stdout] be0d29bde888b41553df0548ee52dd92eb0c2f1f953a371e821fdc509242010d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b19a7103d5c84039558787fad6d41bfb46a338ffc15027df2bbd38c8f1cfb35f [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" "b19a7103d5c84039558787fad6d41bfb46a338ffc15027df2bbd38c8f1cfb35f", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling cc v1.0.48 [INFO] [stderr] Compiling futures-core v0.3.1 [INFO] [stderr] Compiling futures-sink v0.3.1 [INFO] [stderr] Compiling futures-task v0.3.1 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling futures-io v0.3.1 [INFO] [stderr] Compiling pin-project-lite v0.1.1 [INFO] [stderr] Compiling bytes v0.5.2 [INFO] [stderr] Compiling signal-hook-registry v1.2.0 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling futures-channel v0.3.1 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling backtrace v0.3.40 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling tokio-macros v0.2.0 [INFO] [stderr] Compiling tokio v0.2.4 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Compiling failure v0.1.6 [INFO] [stderr] Compiling futures-util v0.3.1 [INFO] [stderr] Compiling futures-executor v0.3.1 [INFO] [stderr] Compiling futures v0.3.1 [INFO] [stderr] Compiling twinkled v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fmt` [INFO] [stdout] --> src/errors.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Display` [INFO] [stdout] --> src/errors.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Backtrace`, `Context` [INFO] [stdout] --> src/errors.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use failure::{Backtrace, Context, Fail}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 48.29s [INFO] running `Command { std: "docker" "inspect" "b19a7103d5c84039558787fad6d41bfb46a338ffc15027df2bbd38c8f1cfb35f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b19a7103d5c84039558787fad6d41bfb46a338ffc15027df2bbd38c8f1cfb35f", kill_on_drop: false }` [INFO] [stdout] b19a7103d5c84039558787fad6d41bfb46a338ffc15027df2bbd38c8f1cfb35f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", 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] 23c7e0337d82382e1b23fe695e81057c888400229e3a460626f9fa1566847ca4 [INFO] running `Command { std: "docker" "start" "-a" "23c7e0337d82382e1b23fe695e81057c888400229e3a460626f9fa1566847ca4", kill_on_drop: false }` [INFO] [stderr] Compiling twinkled v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fmt` [INFO] [stdout] --> src/errors.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Display` [INFO] [stdout] --> src/errors.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Backtrace`, `Context` [INFO] [stdout] --> src/errors.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use failure::{Backtrace, Context, Fail}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt` [INFO] [stdout] --> src/errors.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Display` [INFO] [stdout] --> src/errors.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Backtrace`, `Context` [INFO] [stdout] --> src/errors.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use failure::{Backtrace, Context, Fail}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.32s [INFO] running `Command { std: "docker" "inspect" "23c7e0337d82382e1b23fe695e81057c888400229e3a460626f9fa1566847ca4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23c7e0337d82382e1b23fe695e81057c888400229e3a460626f9fa1566847ca4", kill_on_drop: false }` [INFO] [stdout] 23c7e0337d82382e1b23fe695e81057c888400229e3a460626f9fa1566847ca4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7259834f39fb5356402fd3db9ba6370056e8c970b9f48eb71032fd23a3303a6c [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" "7259834f39fb5356402fd3db9ba6370056e8c970b9f48eb71032fd23a3303a6c", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::fmt` [INFO] [stderr] --> src/errors.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fmt; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt::Display` [INFO] [stderr] --> src/errors.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::fmt::Display; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Backtrace`, `Context` [INFO] [stderr] --> src/errors.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | use failure::{Backtrace, Context, Fail}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `twinkled` (lib) generated 3 warnings [INFO] [stderr] warning: `twinkled` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/twinkled-b3c722cadb6e9ed9) [INFO] [stdout] running 2 tests [INFO] [stdout] test receiver::tests::test_parse_success ... ok [INFO] [stdout] test store::tests::test_serialization ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/twinkled-14bb50df87de140e) [INFO] [stdout] [INFO] [stderr] Doc-tests twinkled [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] [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" "7259834f39fb5356402fd3db9ba6370056e8c970b9f48eb71032fd23a3303a6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7259834f39fb5356402fd3db9ba6370056e8c970b9f48eb71032fd23a3303a6c", kill_on_drop: false }` [INFO] [stdout] 7259834f39fb5356402fd3db9ba6370056e8c970b9f48eb71032fd23a3303a6c