[INFO] fetching crate duo 0.1.0-alpha.0... [INFO] testing duo-0.1.0-alpha.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate duo 0.1.0-alpha.0 into /workspace/builds/worker-21/source [INFO] validating manifest of crates.io crate duo 0.1.0-alpha.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate duo 0.1.0-alpha.0 [INFO] finished tweaking crates.io crate duo 0.1.0-alpha.0 [INFO] tweaked toml for crates.io crate duo 0.1.0-alpha.0 written to /workspace/builds/worker-21/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 07c72363bb9de1dedc1160b22de1cb516f63921b7b110142054596d40c7492dc [INFO] running `Command { std: "docker" "start" "-a" "07c72363bb9de1dedc1160b22de1cb516f63921b7b110142054596d40c7492dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "07c72363bb9de1dedc1160b22de1cb516f63921b7b110142054596d40c7492dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07c72363bb9de1dedc1160b22de1cb516f63921b7b110142054596d40c7492dc", kill_on_drop: false }` [INFO] [stdout] 07c72363bb9de1dedc1160b22de1cb516f63921b7b110142054596d40c7492dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c53d254d4f076d189a77cc858930f9fa4b692487ea6d11b978214b9d2591f768 [INFO] running `Command { std: "docker" "start" "-a" "c53d254d4f076d189a77cc858930f9fa4b692487ea6d11b978214b9d2591f768", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling gimli v0.23.0 [INFO] [stderr] Compiling cc v1.0.26 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling object v0.23.0 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling serde_json v1.0.71 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling secp256k1 v0.12.2 [INFO] [stderr] Compiling addr2line v0.14.1 [INFO] [stderr] Compiling backtrace v0.3.57 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling numext-constructor v0.1.6 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling numext-fixed-uint-core v0.1.6 [INFO] [stderr] Compiling numext-fixed-uint-hack v0.1.6 [INFO] [stderr] Compiling numext-fixed-uint v0.1.6 [INFO] [stderr] Compiling numext-fixed-hash-core v0.1.6 [INFO] [stderr] Compiling numext-fixed-hash-hack v0.1.6 [INFO] [stderr] Compiling numext-fixed-hash v0.1.6 [INFO] [stderr] Compiling duo v0.1.0-alpha.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 01s [INFO] running `Command { std: "docker" "inspect" "c53d254d4f076d189a77cc858930f9fa4b692487ea6d11b978214b9d2591f768", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c53d254d4f076d189a77cc858930f9fa4b692487ea6d11b978214b9d2591f768", kill_on_drop: false }` [INFO] [stdout] c53d254d4f076d189a77cc858930f9fa4b692487ea6d11b978214b9d2591f768 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 58f9e3b03914f1c19dd5b8a123f7e67e61a7044d81f5435b2f5badc595af4b78 [INFO] running `Command { std: "docker" "start" "-a" "58f9e3b03914f1c19dd5b8a123f7e67e61a7044d81f5435b2f5badc595af4b78", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling duo v0.1.0-alpha.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.78s [INFO] running `Command { std: "docker" "inspect" "58f9e3b03914f1c19dd5b8a123f7e67e61a7044d81f5435b2f5badc595af4b78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58f9e3b03914f1c19dd5b8a123f7e67e61a7044d81f5435b2f5badc595af4b78", kill_on_drop: false }` [INFO] [stdout] 58f9e3b03914f1c19dd5b8a123f7e67e61a7044d81f5435b2f5badc595af4b78 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bc1db4f44f626c3fae27581625a6c564ca5cdf57f55c60b284632b141564cb37 [INFO] running `Command { std: "docker" "start" "-a" "bc1db4f44f626c3fae27581625a6c564ca5cdf57f55c60b284632b141564cb37", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.72s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/duo-64a4730613b40754) [INFO] [stderr] Doc-tests duo [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] [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" "bc1db4f44f626c3fae27581625a6c564ca5cdf57f55c60b284632b141564cb37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc1db4f44f626c3fae27581625a6c564ca5cdf57f55c60b284632b141564cb37", kill_on_drop: false }` [INFO] [stdout] bc1db4f44f626c3fae27581625a6c564ca5cdf57f55c60b284632b141564cb37