[INFO] fetching crate flamescope 0.1.2... [INFO] testing flamescope-0.1.2 against 1.55.0 for beta-1.56-1 [INFO] extracting crate flamescope 0.1.2 into /workspace/builds/worker-74/source [INFO] validating manifest of crates.io crate flamescope 0.1.2 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 flamescope 0.1.2 [INFO] finished tweaking crates.io crate flamescope 0.1.2 [INFO] tweaked toml for crates.io crate flamescope 0.1.2 written to /workspace/builds/worker-74/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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded insta v1.7.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] afdaf27d8056d3a5c60647d48668473757bfc289e7b7e2f619626c1607ad91a2 [INFO] running `Command { std: "docker" "start" "-a" "afdaf27d8056d3a5c60647d48668473757bfc289e7b7e2f619626c1607ad91a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "afdaf27d8056d3a5c60647d48668473757bfc289e7b7e2f619626c1607ad91a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afdaf27d8056d3a5c60647d48668473757bfc289e7b7e2f619626c1607ad91a2", kill_on_drop: false }` [INFO] [stdout] afdaf27d8056d3a5c60647d48668473757bfc289e7b7e2f619626c1607ad91a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] a7875b391b551979e9441ece0663fca0043959413f5616ca47aed1d51d135307 [INFO] running `Command { std: "docker" "start" "-a" "a7875b391b551979e9441ece0663fca0043959413f5616ca47aed1d51d135307", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling thread-id v3.3.0 [INFO] [stderr] Compiling flame v0.2.2 [INFO] [stderr] Compiling flamescope v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.31s [INFO] running `Command { std: "docker" "inspect" "a7875b391b551979e9441ece0663fca0043959413f5616ca47aed1d51d135307", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7875b391b551979e9441ece0663fca0043959413f5616ca47aed1d51d135307", kill_on_drop: false }` [INFO] [stdout] a7875b391b551979e9441ece0663fca0043959413f5616ca47aed1d51d135307 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 6a496ab8e9c32983e1d1b325690da706520422e61c1cb018ca86060457528c4b [INFO] running `Command { std: "docker" "start" "-a" "6a496ab8e9c32983e1d1b325690da706520422e61c1cb018ca86060457528c4b", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling dtoa v0.4.8 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling similar v1.3.0 [INFO] [stderr] Compiling terminal_size v0.1.17 [INFO] [stderr] Compiling console v0.14.1 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling serde_yaml v0.8.21 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling insta v1.7.2 [INFO] [stderr] Compiling flamescope v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 14.94s [INFO] running `Command { std: "docker" "inspect" "6a496ab8e9c32983e1d1b325690da706520422e61c1cb018ca86060457528c4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a496ab8e9c32983e1d1b325690da706520422e61c1cb018ca86060457528c4b", kill_on_drop: false }` [INFO] [stdout] 6a496ab8e9c32983e1d1b325690da706520422e61c1cb018ca86060457528c4b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 502202d202eb0e4f766dfe266c835b21175b4e93622f413b679851cda792c3c8 [INFO] running `Command { std: "docker" "start" "-a" "502202d202eb0e4f766dfe266c835b21175b4e93622f413b679851cda792c3c8", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.22s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/flamescope-c596feddce2d0c11) [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] Running tests/snapshot.rs (/opt/rustwide/target/debug/deps/snapshot-cdcb922f0918465c) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_basic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Doc-tests flamescope [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - write_spans (line 80) - compile ... ok [INFO] [stdout] test src/lib.rs - dump (line 70) - compile ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "502202d202eb0e4f766dfe266c835b21175b4e93622f413b679851cda792c3c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "502202d202eb0e4f766dfe266c835b21175b4e93622f413b679851cda792c3c8", kill_on_drop: false }` [INFO] [stdout] 502202d202eb0e4f766dfe266c835b21175b4e93622f413b679851cda792c3c8