[INFO] fetching crate simbol-server 1.1.0... [INFO] testing simbol-server-1.1.0 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate simbol-server 1.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate simbol-server 1.1.0 on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate simbol-server 1.1.0 [INFO] finished tweaking crates.io crate simbol-server 1.1.0 [INFO] tweaked toml for crates.io crate simbol-server 1.1.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ws v0.7.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 452bccf0fa9d5d2b912d18d2fd0ffc457586ce1a730d066e51305502e0c3fb27 [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" "452bccf0fa9d5d2b912d18d2fd0ffc457586ce1a730d066e51305502e0c3fb27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "452bccf0fa9d5d2b912d18d2fd0ffc457586ce1a730d066e51305502e0c3fb27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "452bccf0fa9d5d2b912d18d2fd0ffc457586ce1a730d066e51305502e0c3fb27", kill_on_drop: false }` [INFO] [stdout] 452bccf0fa9d5d2b912d18d2fd0ffc457586ce1a730d066e51305502e0c3fb27 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9045ad9d7408dd66eea9c56148e13e7c51aa097f5de9a9e31dab4ce77356411b [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" "9045ad9d7408dd66eea9c56148e13e7c51aa097f5de9a9e31dab4ce77356411b", kill_on_drop: false }` [INFO] [stderr] Compiling modifier v0.1.0 [INFO] [stderr] Compiling sequence_trie v0.3.6 [INFO] [stderr] Compiling route-recognizer v0.1.13 [INFO] [stderr] Compiling plugin v0.2.6 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling hyper-native-tls v0.3.0 [INFO] [stderr] Compiling mime_guess v1.8.8 [INFO] [stderr] Compiling ws v0.7.9 [INFO] [stderr] Compiling iron v0.6.1 [INFO] [stderr] Compiling mount v0.4.0 [INFO] [stderr] Compiling iron-cors v0.8.0 [INFO] [stderr] Compiling router v0.6.0 [INFO] [stderr] Compiling staticfile v0.5.0 [INFO] [stderr] Compiling simbol-server v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/multivp.rs:140:86 [INFO] [stdout] | [INFO] [stdout] 140 | let connections = Connections::new(RefCell::new(Vec::with_capacity(10_000)));; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/multivp.rs:82:37 [INFO] [stdout] | [INFO] [stdout] 82 | ... connection.send(msg); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/multivp.rs:112:21 [INFO] [stdout] | [INFO] [stdout] 112 | connection.send(msg); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.94s [INFO] running `Command { std: "docker" "inspect" "9045ad9d7408dd66eea9c56148e13e7c51aa097f5de9a9e31dab4ce77356411b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9045ad9d7408dd66eea9c56148e13e7c51aa097f5de9a9e31dab4ce77356411b", kill_on_drop: false }` [INFO] [stdout] 9045ad9d7408dd66eea9c56148e13e7c51aa097f5de9a9e31dab4ce77356411b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7abc7d0dfce9698310a8f03215926047788c19a59473388f703a3b1f647718a4 [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" "7abc7d0dfce9698310a8f03215926047788c19a59473388f703a3b1f647718a4", kill_on_drop: false }` [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/multivp.rs:140:86 [INFO] [stdout] | [INFO] [stdout] 140 | let connections = Connections::new(RefCell::new(Vec::with_capacity(10_000)));; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/multivp.rs:82:37 [INFO] [stdout] | [INFO] [stdout] 82 | ... connection.send(msg); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/multivp.rs:112:21 [INFO] [stdout] | [INFO] [stdout] 112 | connection.send(msg); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling simbol-server v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/multivp.rs:140:86 [INFO] [stdout] | [INFO] [stdout] 140 | let connections = Connections::new(RefCell::new(Vec::with_capacity(10_000)));; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/multivp.rs:82:37 [INFO] [stdout] | [INFO] [stdout] 82 | ... connection.send(msg); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/multivp.rs:112:21 [INFO] [stdout] | [INFO] [stdout] 112 | connection.send(msg); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.41s [INFO] running `Command { std: "docker" "inspect" "7abc7d0dfce9698310a8f03215926047788c19a59473388f703a3b1f647718a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7abc7d0dfce9698310a8f03215926047788c19a59473388f703a3b1f647718a4", kill_on_drop: false }` [INFO] [stdout] 7abc7d0dfce9698310a8f03215926047788c19a59473388f703a3b1f647718a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 47f9bd24be9a62e0aaa797ab4b4ead9c4122c9883b6f45ec0f49b68d4a4e338b [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" "47f9bd24be9a62e0aaa797ab4b4ead9c4122c9883b6f45ec0f49b68d4a4e338b", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/multivp.rs:140:86 [INFO] [stderr] | [INFO] [stderr] 140 | let connections = Connections::new(RefCell::new(Vec::with_capacity(10_000)));; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/multivp.rs:82:37 [INFO] [stderr] | [INFO] [stderr] 82 | ... connection.send(msg); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/multivp.rs:112:21 [INFO] [stderr] | [INFO] [stderr] 112 | connection.send(msg); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/multivp.rs:140:86 [INFO] [stderr] | [INFO] [stderr] 140 | let connections = Connections::new(RefCell::new(Vec::with_capacity(10_000)));; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/multivp.rs:82:37 [INFO] [stderr] | [INFO] [stderr] 82 | ... connection.send(msg); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/multivp.rs:112:21 [INFO] [stderr] | [INFO] [stderr] 112 | connection.send(msg); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/simbol_server-54fd3aeff0189853 [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 simbol-server [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> /opt/rustwide/workdir/src/multivp.rs:140:86 [INFO] [stderr] | [INFO] [stderr] 140 | let connections = Connections::new(RefCell::new(Vec::with_capacity(10_000)));; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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" "47f9bd24be9a62e0aaa797ab4b4ead9c4122c9883b6f45ec0f49b68d4a4e338b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47f9bd24be9a62e0aaa797ab4b4ead9c4122c9883b6f45ec0f49b68d4a4e338b", kill_on_drop: false }` [INFO] [stdout] 47f9bd24be9a62e0aaa797ab4b4ead9c4122c9883b6f45ec0f49b68d4a4e338b