[INFO] fetching crate ic-metrics-encoder 1.1.1...
[INFO] testing ic-metrics-encoder-1.1.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate ic-metrics-encoder 1.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate ic-metrics-encoder 1.1.1
[INFO] finished tweaking crates.io crate ic-metrics-encoder 1.1.1
[INFO] tweaked toml for crates.io crate ic-metrics-encoder 1.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ic-metrics-encoder 1.1.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66e86ae6a24f223ba49a6f48a6a70319d987366c87a9e083c1e1b3d5cb823408
[INFO] running `Command { std: "docker" "start" "-a" "66e86ae6a24f223ba49a6f48a6a70319d987366c87a9e083c1e1b3d5cb823408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66e86ae6a24f223ba49a6f48a6a70319d987366c87a9e083c1e1b3d5cb823408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66e86ae6a24f223ba49a6f48a6a70319d987366c87a9e083c1e1b3d5cb823408", kill_on_drop: false }`
[INFO] [stdout] 66e86ae6a24f223ba49a6f48a6a70319d987366c87a9e083c1e1b3d5cb823408
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3d879abe500dafcf96b3603213cddb36659a13ff0a9ca6f5546cf6b131dd455
[INFO] running `Command { std: "docker" "start" "-a" "f3d879abe500dafcf96b3603213cddb36659a13ff0a9ca6f5546cf6b131dd455", kill_on_drop: false }`
[INFO] [stderr]    Compiling ic-metrics-encoder v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "f3d879abe500dafcf96b3603213cddb36659a13ff0a9ca6f5546cf6b131dd455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3d879abe500dafcf96b3603213cddb36659a13ff0a9ca6f5546cf6b131dd455", kill_on_drop: false }`
[INFO] [stdout] f3d879abe500dafcf96b3603213cddb36659a13ff0a9ca6f5546cf6b131dd455
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da806039530b9dc72832816c06ecf0debe7e27e5f49bba343269fa05374020d2
[INFO] running `Command { std: "docker" "start" "-a" "da806039530b9dc72832816c06ecf0debe7e27e5f49bba343269fa05374020d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling ic-metrics-encoder v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "da806039530b9dc72832816c06ecf0debe7e27e5f49bba343269fa05374020d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da806039530b9dc72832816c06ecf0debe7e27e5f49bba343269fa05374020d2", kill_on_drop: false }`
[INFO] [stdout] da806039530b9dc72832816c06ecf0debe7e27e5f49bba343269fa05374020d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dad2f5cc267f159f45984ad31a74b6df86430adb4a01036490861e19f1c94d7d
[INFO] running `Command { std: "docker" "start" "-a" "dad2f5cc267f159f45984ad31a74b6df86430adb4a01036490861e19f1c94d7d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ic_metrics_encoder-33a55aec0ee6d835)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::test_histogram ... ok
[INFO] [stdout] test tests::test_histogram_no_infinity ... ok
[INFO] [stdout] test tests::test_histogram_vec ... ok
[INFO] [stdout] test tests::test_labeled_counter_metrics ... ok
[INFO] [stdout] test tests::test_labeled_gauge_metrics ... ok
[INFO] [stdout] test tests::test_special_values ... ok
[INFO] [stdout] test tests::validate_empty_name - should panic ... ok
[INFO] [stdout] test tests::validate_rule_name - should panic ... ok
[INFO] [stdout] test tests::validate_unicode_name - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ic_metrics_encoder
[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" "dad2f5cc267f159f45984ad31a74b6df86430adb4a01036490861e19f1c94d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dad2f5cc267f159f45984ad31a74b6df86430adb4a01036490861e19f1c94d7d", kill_on_drop: false }`
[INFO] [stdout] dad2f5cc267f159f45984ad31a74b6df86430adb4a01036490861e19f1c94d7d