[INFO] fetching crate simbol-server 1.1.0... [INFO] testing simbol-server-1.1.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [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 ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded staticfile v0.5.0 [INFO] [stderr] Downloaded router v0.6.0 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 24c31faf26f0a9215939c7221d5b8fcf063ea5f88072ae868a571831a86273bd [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" "24c31faf26f0a9215939c7221d5b8fcf063ea5f88072ae868a571831a86273bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24c31faf26f0a9215939c7221d5b8fcf063ea5f88072ae868a571831a86273bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24c31faf26f0a9215939c7221d5b8fcf063ea5f88072ae868a571831a86273bd", kill_on_drop: false }` [INFO] [stdout] 24c31faf26f0a9215939c7221d5b8fcf063ea5f88072ae868a571831a86273bd [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=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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51e4e76d6773a411f69be4dfab05dab9803d5df4ca8731c0b099a3eeef9fb3cc [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" "51e4e76d6773a411f69be4dfab05dab9803d5df4ca8731c0b099a3eeef9fb3cc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Compiling antidote v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling modifier v0.1.0 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling sequence_trie v0.3.6 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Compiling route-recognizer v0.1.13 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling unsafe-any v0.4.2 [INFO] [stderr] Compiling tinyvec v1.2.0 [INFO] [stderr] Compiling unicode-bidi v0.3.5 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling typemap v0.3.3 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling plugin v0.2.6 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling openssl-sys v0.9.63 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling openssl v0.10.34 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling mime_guess v1.8.8 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling hyper v0.10.16 [INFO] [stderr] Compiling ws v0.7.9 [INFO] [stderr] Compiling hyper-native-tls v0.3.0 [INFO] [stderr] Compiling iron v0.6.1 [INFO] [stderr] Compiling mount v0.4.0 [INFO] [stderr] Compiling router v0.6.0 [INFO] [stderr] Compiling iron-cors v0.8.0 [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 `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 `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 1m 12s [INFO] running `Command { std: "docker" "inspect" "51e4e76d6773a411f69be4dfab05dab9803d5df4ca8731c0b099a3eeef9fb3cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51e4e76d6773a411f69be4dfab05dab9803d5df4ca8731c0b099a3eeef9fb3cc", kill_on_drop: false }` [INFO] [stdout] 51e4e76d6773a411f69be4dfab05dab9803d5df4ca8731c0b099a3eeef9fb3cc [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=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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f769ada25d299336ffcd5f279c93e97447be07b574ecd37d591f20c898f0bfe3 [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" "f769ada25d299336ffcd5f279c93e97447be07b574ecd37d591f20c898f0bfe3", kill_on_drop: false }` [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 `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 `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] [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 `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 `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 1.10s [INFO] running `Command { std: "docker" "inspect" "f769ada25d299336ffcd5f279c93e97447be07b574ecd37d591f20c898f0bfe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f769ada25d299336ffcd5f279c93e97447be07b574ecd37d591f20c898f0bfe3", kill_on_drop: false }` [INFO] [stdout] f769ada25d299336ffcd5f279c93e97447be07b574ecd37d591f20c898f0bfe3 [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=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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 1e965d39fa1cb7a9c2d04e13ca324c8e0bbf036b16b177709aad56405fafd282 [INFO] running `Command { std: "docker" "start" "-a" "1e965d39fa1cb7a9c2d04e13ca324c8e0bbf036b16b177709aad56405fafd282", 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 `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 `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 `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 `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] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/simbol_server-2485ece35fd995bd) [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests simbol-server [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] 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" "1e965d39fa1cb7a9c2d04e13ca324c8e0bbf036b16b177709aad56405fafd282", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e965d39fa1cb7a9c2d04e13ca324c8e0bbf036b16b177709aad56405fafd282", kill_on_drop: false }` [INFO] [stdout] 1e965d39fa1cb7a9c2d04e13ca324c8e0bbf036b16b177709aad56405fafd282