[INFO] fetching crate taiko-core 0.0.1...
[INFO] testing taiko-core-0.0.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate taiko-core 0.0.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate taiko-core 0.0.1
[INFO] finished tweaking crates.io crate taiko-core 0.0.1
[INFO] tweaked toml for crates.io crate taiko-core 0.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate taiko-core 0.0.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding tja v0.2.0 (available: v0.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tja v0.2.0
[INFO] [stderr]   Downloaded rhythm-core v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa554eba90d3503df4550596aabb752e65caabbf85a2999dfd6f2e640b1d47fa
[INFO] running `Command { std: "docker" "start" "-a" "fa554eba90d3503df4550596aabb752e65caabbf85a2999dfd6f2e640b1d47fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa554eba90d3503df4550596aabb752e65caabbf85a2999dfd6f2e640b1d47fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa554eba90d3503df4550596aabb752e65caabbf85a2999dfd6f2e640b1d47fa", kill_on_drop: false }`
[INFO] [stdout] fa554eba90d3503df4550596aabb752e65caabbf85a2999dfd6f2e640b1d47fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02c7b70014157bcae32bef41e505653143c05a4dc40d649bdceffb5411aae2bb
[INFO] running `Command { std: "docker" "start" "-a" "02c7b70014157bcae32bef41e505653143c05a4dc40d649bdceffb5411aae2bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rhythm-core v0.2.0
[INFO] [stderr]    Compiling tja v0.2.0
[INFO] [stderr]    Compiling taiko-core v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "02c7b70014157bcae32bef41e505653143c05a4dc40d649bdceffb5411aae2bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02c7b70014157bcae32bef41e505653143c05a4dc40d649bdceffb5411aae2bb", kill_on_drop: false }`
[INFO] [stdout] 02c7b70014157bcae32bef41e505653143c05a4dc40d649bdceffb5411aae2bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c572777a89f0a19a90ae7650cec00a4ac1604fbd4307379262f9d7026e1ddedd
[INFO] running `Command { std: "docker" "start" "-a" "c572777a89f0a19a90ae7650cec00a4ac1604fbd4307379262f9d7026e1ddedd", kill_on_drop: false }`
[INFO] [stderr]    Compiling taiko-core v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "c572777a89f0a19a90ae7650cec00a4ac1604fbd4307379262f9d7026e1ddedd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c572777a89f0a19a90ae7650cec00a4ac1604fbd4307379262f9d7026e1ddedd", kill_on_drop: false }`
[INFO] [stdout] c572777a89f0a19a90ae7650cec00a4ac1604fbd4307379262f9d7026e1ddedd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4bd18446a44773983ae8e938e9e98dff60083dffa62ec9bc97a7dbcd53184be7
[INFO] running `Command { std: "docker" "start" "-a" "4bd18446a44773983ae8e938e9e98dff60083dffa62ec9bc97a7dbcd53184be7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/taiko_core-729d8c062b01d908)
[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 taiko_core
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/constant.rs - constant::GUAGE_MISS_FACTOR (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4bd18446a44773983ae8e938e9e98dff60083dffa62ec9bc97a7dbcd53184be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd18446a44773983ae8e938e9e98dff60083dffa62ec9bc97a7dbcd53184be7", kill_on_drop: false }`
[INFO] [stdout] 4bd18446a44773983ae8e938e9e98dff60083dffa62ec9bc97a7dbcd53184be7