[INFO] fetching crate functiontrace-server 0.4.0... [INFO] testing functiontrace-server-0.4.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] extracting crate functiontrace-server 0.4.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate functiontrace-server 0.4.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate functiontrace-server 0.4.0 [INFO] finished tweaking crates.io crate functiontrace-server 0.4.0 [INFO] tweaked toml for crates.io crate functiontrace-server 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate crates.io crate functiontrace-server 0.4.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] addfe9cd3e777eb320a5727158f2bd8fddff2777da2d39b93f070a7a649306be [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "addfe9cd3e777eb320a5727158f2bd8fddff2777da2d39b93f070a7a649306be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "addfe9cd3e777eb320a5727158f2bd8fddff2777da2d39b93f070a7a649306be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "addfe9cd3e777eb320a5727158f2bd8fddff2777da2d39b93f070a7a649306be", kill_on_drop: false }` [INFO] [stdout] addfe9cd3e777eb320a5727158f2bd8fddff2777da2d39b93f070a7a649306be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ce5b3a717c0258f661d744febcc07aafa4fa10f923dde7b576d3147035f32a6b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ce5b3a717c0258f661d744febcc07aafa4fa10f923dde7b576d3147035f32a6b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.56 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling serde_json v1.0.60 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling paste v1.0.4 [INFO] [stderr] Compiling bytesize v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling crossbeam-queue v0.3.1 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rmp v0.8.9 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling mio v0.7.6 [INFO] [stderr] Compiling env_logger v0.8.2 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling argh_derive v0.1.4 [INFO] [stderr] Compiling serde_repr v0.1.6 [INFO] [stderr] Compiling argh v0.1.4 [INFO] [stderr] Compiling rmp-serde v0.15.0 [INFO] [stderr] Compiling functiontrace-server v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `GarbageCollection` [INFO] [stdout] --> src/profile_generator.rs:83:5 [INFO] [stdout] | [INFO] [stdout] 83 | GarbageCollection, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.33s [INFO] running `Command { std: "docker" "inspect" "ce5b3a717c0258f661d744febcc07aafa4fa10f923dde7b576d3147035f32a6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce5b3a717c0258f661d744febcc07aafa4fa10f923dde7b576d3147035f32a6b", kill_on_drop: false }` [INFO] [stdout] ce5b3a717c0258f661d744febcc07aafa4fa10f923dde7b576d3147035f32a6b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 04fe28e37cd903a4eb81b92a2cd0478174b93bdc1c166215cb1c9770f20bbccf [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "04fe28e37cd903a4eb81b92a2cd0478174b93bdc1c166215cb1c9770f20bbccf", kill_on_drop: false }` [INFO] [stderr] Compiling functiontrace-server v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `GarbageCollection` [INFO] [stdout] --> src/profile_generator.rs:83:5 [INFO] [stdout] | [INFO] [stdout] 83 | GarbageCollection, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `GarbageCollection` [INFO] [stdout] --> src/profile_generator.rs:83:5 [INFO] [stdout] | [INFO] [stdout] 83 | GarbageCollection, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.51s [INFO] running `Command { std: "docker" "inspect" "04fe28e37cd903a4eb81b92a2cd0478174b93bdc1c166215cb1c9770f20bbccf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04fe28e37cd903a4eb81b92a2cd0478174b93bdc1c166215cb1c9770f20bbccf", kill_on_drop: false }` [INFO] [stdout] 04fe28e37cd903a4eb81b92a2cd0478174b93bdc1c166215cb1c9770f20bbccf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 806b2396591fa17938bc47c99eb1fca2febb2cfe1213b3402b16faf6779b4c79 [INFO] running `Command { std: "docker" "start" "-a" "806b2396591fa17938bc47c99eb1fca2febb2cfe1213b3402b16faf6779b4c79", kill_on_drop: false }` [INFO] [stderr] warning: variant is never constructed: `GarbageCollection` [INFO] [stderr] --> src/profile_generator.rs:83:5 [INFO] [stderr] | [INFO] [stderr] 83 | GarbageCollection, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `GarbageCollection` [INFO] [stderr] --> src/profile_generator.rs:83:5 [INFO] [stderr] | [INFO] [stderr] 83 | GarbageCollection, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/functiontrace_server-5a0453dba1e63485) [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 unittests (/opt/rustwide/target/debug/deps/functiontrace_server-8ae7937e7b8374d4) [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 functiontrace-server [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" "806b2396591fa17938bc47c99eb1fca2febb2cfe1213b3402b16faf6779b4c79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "806b2396591fa17938bc47c99eb1fca2febb2cfe1213b3402b16faf6779b4c79", kill_on_drop: false }` [INFO] [stdout] 806b2396591fa17938bc47c99eb1fca2febb2cfe1213b3402b16faf6779b4c79