[INFO] fetching crate functiontrace-server 0.4.0... [INFO] testing functiontrace-server-0.4.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate functiontrace-server 0.4.0 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate functiontrace-server 0.4.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-11/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1e743079cbc27eac3b56690faa9d83f3777042be9d202dce0e22691e15c1c546 [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" "1e743079cbc27eac3b56690faa9d83f3777042be9d202dce0e22691e15c1c546", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1e743079cbc27eac3b56690faa9d83f3777042be9d202dce0e22691e15c1c546", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e743079cbc27eac3b56690faa9d83f3777042be9d202dce0e22691e15c1c546", kill_on_drop: false }` [INFO] [stdout] 1e743079cbc27eac3b56690faa9d83f3777042be9d202dce0e22691e15c1c546 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 71c5c2e917ad39d02b49fb434d2bcfd50dd58f8b396d5d230cbdd7a01edbbe97 [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" "71c5c2e917ad39d02b49fb434d2bcfd50dd58f8b396d5d230cbdd7a01edbbe97", 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 cfg-if v0.1.10 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling serde_json v1.0.60 [INFO] [stderr] Compiling argh_shared v0.1.4 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling bytesize v1.0.1 [INFO] [stderr] Compiling paste v1.0.4 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling crossbeam-queue v0.3.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling mio v0.7.6 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rmp v0.8.9 [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 52.42s [INFO] running `Command { std: "docker" "inspect" "71c5c2e917ad39d02b49fb434d2bcfd50dd58f8b396d5d230cbdd7a01edbbe97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71c5c2e917ad39d02b49fb434d2bcfd50dd58f8b396d5d230cbdd7a01edbbe97", kill_on_drop: false }` [INFO] [stdout] 71c5c2e917ad39d02b49fb434d2bcfd50dd58f8b396d5d230cbdd7a01edbbe97 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", 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] e4709f15a56104e144ee667197dc930d26a4cba84a005f639d1b48bc81c56aba [INFO] running `Command { std: "docker" "start" "-a" "e4709f15a56104e144ee667197dc930d26a4cba84a005f639d1b48bc81c56aba", 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 2.23s [INFO] running `Command { std: "docker" "inspect" "e4709f15a56104e144ee667197dc930d26a4cba84a005f639d1b48bc81c56aba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4709f15a56104e144ee667197dc930d26a4cba84a005f639d1b48bc81c56aba", kill_on_drop: false }` [INFO] [stdout] e4709f15a56104e144ee667197dc930d26a4cba84a005f639d1b48bc81c56aba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 918d6dc7cc3ffb2b0698cbe18ff7f67c1288e7f66c551da98830df41ee6fa7a9 [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" "918d6dc7cc3ffb2b0698cbe18ff7f67c1288e7f66c551da98830df41ee6fa7a9", 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: `functiontrace-server` (lib) generated 1 warning [INFO] [stderr] warning: `functiontrace-server` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/functiontrace_server-12d202638b6079df) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/functiontrace_server-71d2fc6d8f76e71f) [INFO] [stdout] [INFO] [stderr] Doc-tests functiontrace-server [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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] [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" "918d6dc7cc3ffb2b0698cbe18ff7f67c1288e7f66c551da98830df41ee6fa7a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "918d6dc7cc3ffb2b0698cbe18ff7f67c1288e7f66c551da98830df41ee6fa7a9", kill_on_drop: false }` [INFO] [stdout] 918d6dc7cc3ffb2b0698cbe18ff7f67c1288e7f66c551da98830df41ee6fa7a9