[INFO] fetching crate heatmap 0.6.6...
[INFO] testing heatmap-0.6.6 against 1.55.0 for beta-1.56-1
[INFO] extracting crate heatmap 0.6.6 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate heatmap 0.6.6 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate heatmap 0.6.6
[INFO] finished tweaking crates.io crate heatmap 0.6.6
[INFO] tweaked toml for crates.io crate heatmap 0.6.6 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66d1633ce1160f0677412bc9505242f2cd71f546f3a84b6e599944c7a577249f
[INFO] running `Command { std: "docker" "start" "-a" "66d1633ce1160f0677412bc9505242f2cd71f546f3a84b6e599944c7a577249f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66d1633ce1160f0677412bc9505242f2cd71f546f3a84b6e599944c7a577249f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66d1633ce1160f0677412bc9505242f2cd71f546f3a84b6e599944c7a577249f", kill_on_drop: false }`
[INFO] [stdout] 66d1633ce1160f0677412bc9505242f2cd71f546f3a84b6e599944c7a577249f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1347de3c893be764d8008ffafc364653afd30e3b6a943fb41cf5f38b2c45a943
[INFO] running `Command { std: "docker" "start" "-a" "1347de3c893be764d8008ffafc364653afd30e3b6a943fb41cf5f38b2c45a943", kill_on_drop: false }`
[INFO] [stderr]    Compiling histogram v0.6.9
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling heatmap v0.6.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "1347de3c893be764d8008ffafc364653afd30e3b6a943fb41cf5f38b2c45a943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1347de3c893be764d8008ffafc364653afd30e3b6a943fb41cf5f38b2c45a943", kill_on_drop: false }`
[INFO] [stdout] 1347de3c893be764d8008ffafc364653afd30e3b6a943fb41cf5f38b2c45a943
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d3a090a15ed5da412453979a18607790944b937d02fa6cc3908bc18a1fbfd58
[INFO] running `Command { std: "docker" "start" "-a" "2d3a090a15ed5da412453979a18607790944b937d02fa6cc3908bc18a1fbfd58", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling heatmap v0.6.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "2d3a090a15ed5da412453979a18607790944b937d02fa6cc3908bc18a1fbfd58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d3a090a15ed5da412453979a18607790944b937d02fa6cc3908bc18a1fbfd58", kill_on_drop: false }`
[INFO] [stdout] 2d3a090a15ed5da412453979a18607790944b937d02fa6cc3908bc18a1fbfd58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 339e62353bd81ffcaca0061a94803b9e9455ef3cc7baac03d2b60293cf459f89
[INFO] running `Command { std: "docker" "start" "-a" "339e62353bd81ffcaca0061a94803b9e9455ef3cc7baac03d2b60293cf459f89", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/heatmap-aa831abe23f79f55)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_increment ... ok
[INFO] [stdout] test tests::test_new_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests heatmap
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - Heatmap::entries (line 395) ... ok
[INFO] [stdout] test src/lib.rs - Heatmap::increment (line 323) ... ok
[INFO] [stdout] test src/lib.rs - Heatmap::new (line 238) ... ok
[INFO] [stdout] test src/lib.rs - Heatmap::configure (line 250) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - Heatmap::clear (line 298) ... ok
[INFO] [stdout] test src/lib.rs - Heatmap::increment_by (line 341) ... ok
[INFO] [stdout] test src/lib.rs - Heatmap::merge (line 412) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "339e62353bd81ffcaca0061a94803b9e9455ef3cc7baac03d2b60293cf459f89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "339e62353bd81ffcaca0061a94803b9e9455ef3cc7baac03d2b60293cf459f89", kill_on_drop: false }`
[INFO] [stdout] 339e62353bd81ffcaca0061a94803b9e9455ef3cc7baac03d2b60293cf459f89