[INFO] fetching crate quantizer 0.1.0...
[INFO] testing quantizer-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate quantizer 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate quantizer 0.1.0
[INFO] finished tweaking crates.io crate quantizer 0.1.0
[INFO] tweaked toml for crates.io crate quantizer 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate quantizer 0.1.0 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] crate crates.io crate quantizer 0.1.0 already has a lockfile, it will not be regenerated
[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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2afb204b2062e1c765b19c228a58b07bfa1e87d5a61f27be1324d11226279292
[INFO] running `Command { std: "docker" "start" "-a" "2afb204b2062e1c765b19c228a58b07bfa1e87d5a61f27be1324d11226279292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2afb204b2062e1c765b19c228a58b07bfa1e87d5a61f27be1324d11226279292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2afb204b2062e1c765b19c228a58b07bfa1e87d5a61f27be1324d11226279292", kill_on_drop: false }`
[INFO] [stdout] 2afb204b2062e1c765b19c228a58b07bfa1e87d5a61f27be1324d11226279292
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d50c4850c569634557d8ff129bc54672bc7c5c89f3f4f5f27f22182ba663d8b0
[INFO] running `Command { std: "docker" "start" "-a" "d50c4850c569634557d8ff129bc54672bc7c5c89f3f4f5f27f22182ba663d8b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling quantizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "d50c4850c569634557d8ff129bc54672bc7c5c89f3f4f5f27f22182ba663d8b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d50c4850c569634557d8ff129bc54672bc7c5c89f3f4f5f27f22182ba663d8b0", kill_on_drop: false }`
[INFO] [stdout] d50c4850c569634557d8ff129bc54672bc7c5c89f3f4f5f27f22182ba663d8b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 38c4d2c47bf81dace02810cc1f6a157edb2bbe2e78cf7a95f366e6a74d9093ee
[INFO] running `Command { std: "docker" "start" "-a" "38c4d2c47bf81dace02810cc1f6a157edb2bbe2e78cf7a95f366e6a74d9093ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling quantizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "38c4d2c47bf81dace02810cc1f6a157edb2bbe2e78cf7a95f366e6a74d9093ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38c4d2c47bf81dace02810cc1f6a157edb2bbe2e78cf7a95f366e6a74d9093ee", kill_on_drop: false }`
[INFO] [stdout] 38c4d2c47bf81dace02810cc1f6a157edb2bbe2e78cf7a95f366e6a74d9093ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 688787cd27fd38b0f84a48c772ec7dfa3c68439177757176a3d6b4976a12f864
[INFO] running `Command { std: "docker" "start" "-a" "688787cd27fd38b0f84a48c772ec7dfa3c68439177757176a3d6b4976a12f864", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/quantizer-c01489619fd63ec5)
[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" "688787cd27fd38b0f84a48c772ec7dfa3c68439177757176a3d6b4976a12f864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688787cd27fd38b0f84a48c772ec7dfa3c68439177757176a3d6b4976a12f864", kill_on_drop: false }`
[INFO] [stdout] 688787cd27fd38b0f84a48c772ec7dfa3c68439177757176a3d6b4976a12f864