[INFO] fetching crate liu 0.0.1...
[INFO] testing liu-0.0.1 against 1.77.0 for beta-1.78-1
[INFO] extracting crate liu 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate liu 0.0.1 on toolchain 1.77.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate liu 0.0.1
[INFO] finished tweaking crates.io crate liu 0.0.1
[INFO] tweaked toml for crates.io crate liu 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aliu v0.1.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ad81a548b96728df2cbb9dbb15060d245dfc8902a065f9338f771c42c4b7e86
[INFO] running `Command { std: "docker" "start" "-a" "5ad81a548b96728df2cbb9dbb15060d245dfc8902a065f9338f771c42c4b7e86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ad81a548b96728df2cbb9dbb15060d245dfc8902a065f9338f771c42c4b7e86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ad81a548b96728df2cbb9dbb15060d245dfc8902a065f9338f771c42c4b7e86", kill_on_drop: false }`
[INFO] [stdout] 5ad81a548b96728df2cbb9dbb15060d245dfc8902a065f9338f771c42c4b7e86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71ac050246b7373678f137ca82ea76c60f3c000d8f67d5afdbdc8e958a35c72b
[INFO] running `Command { std: "docker" "start" "-a" "71ac050246b7373678f137ca82ea76c60f3c000d8f67d5afdbdc8e958a35c72b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling aliu v0.1.13
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling region v3.0.2
[INFO] [stderr]    Compiling liu v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "71ac050246b7373678f137ca82ea76c60f3c000d8f67d5afdbdc8e958a35c72b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71ac050246b7373678f137ca82ea76c60f3c000d8f67d5afdbdc8e958a35c72b", kill_on_drop: false }`
[INFO] [stdout] 71ac050246b7373678f137ca82ea76c60f3c000d8f67d5afdbdc8e958a35c72b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fa13f9350eafb37ab71f1351de4539c324e34d2a0a0305c2888e3bb310303ae
[INFO] running `Command { std: "docker" "start" "-a" "7fa13f9350eafb37ab71f1351de4539c324e34d2a0a0305c2888e3bb310303ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling liu v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "7fa13f9350eafb37ab71f1351de4539c324e34d2a0a0305c2888e3bb310303ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa13f9350eafb37ab71f1351de4539c324e34d2a0a0305c2888e3bb310303ae", kill_on_drop: false }`
[INFO] [stdout] 7fa13f9350eafb37ab71f1351de4539c324e34d2a0a0305c2888e3bb310303ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 056d1f3037f1117eada8100f7198e2f1262b6ad85ddd39849e729ee4350d173a
[INFO] running `Command { std: "docker" "start" "-a" "056d1f3037f1117eada8100f7198e2f1262b6ad85ddd39849e729ee4350d173a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/liu-784afb27882c409d)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test util::heap_array ... ok
[INFO] [stdout] test tests::simple ... ok
[INFO] [stdout] test ast::ast ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests liu
[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" "056d1f3037f1117eada8100f7198e2f1262b6ad85ddd39849e729ee4350d173a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "056d1f3037f1117eada8100f7198e2f1262b6ad85ddd39849e729ee4350d173a", kill_on_drop: false }`
[INFO] [stdout] 056d1f3037f1117eada8100f7198e2f1262b6ad85ddd39849e729ee4350d173a