[INFO] fetching crate cacache 8.0.0... [INFO] checking cacache-8.0.0 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502 [INFO] extracting crate cacache 8.0.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate cacache 8.0.0 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate cacache 8.0.0 [INFO] finished tweaking crates.io crate cacache 8.0.0 [INFO] tweaked toml for crates.io crate cacache 8.0.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a68029cfd8e9a42f92860823c0176d2b68df2cb4ff600d73c445ee3e5aa71a18 [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" "a68029cfd8e9a42f92860823c0176d2b68df2cb4ff600d73c445ee3e5aa71a18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a68029cfd8e9a42f92860823c0176d2b68df2cb4ff600d73c445ee3e5aa71a18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a68029cfd8e9a42f92860823c0176d2b68df2cb4ff600d73c445ee3e5aa71a18", kill_on_drop: false }` [INFO] [stdout] a68029cfd8e9a42f92860823c0176d2b68df2cb4ff600d73c445ee3e5aa71a18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d7a13f61a7a683f477acd130cf2a092fce494dcf2eaed78f2c69a5c4a85e37e7 [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" "d7a13f61a7a683f477acd130cf2a092fce494dcf2eaed78f2c69a5c4a85e37e7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.67 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling bumpalo v3.4.0 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Compiling wasm-bindgen v0.2.67 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking fastrand v1.3.4 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.8.0 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking either v1.6.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking event-listener v2.4.0 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking vec-arena v0.5.2 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking async-task v3.0.0 [INFO] [stderr] Checking parking v1.0.6 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking send_wrapper v0.4.0 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking async-mutex v1.1.5 [INFO] [stderr] Checking libc v0.2.76 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking multitask v0.2.0 [INFO] [stderr] Checking async-channel v1.4.1 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking futures-lite v0.1.11 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling rayon v1.4.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking blocking v0.5.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking polling v0.1.5 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking crossbeam-channel v0.4.3 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Checking async-io v0.1.11 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking async-executor v0.1.2 [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.67 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.67 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.67 [INFO] [stderr] Checking thiserror v1.0.20 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking js-sys v0.3.44 [INFO] [stderr] Checking ssri v5.0.0 [INFO] [stderr] Checking criterion v0.3.3 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking web-sys v0.3.44 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking gloo-timers v0.2.1 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Checking async-std v1.6.3 [INFO] [stderr] Checking cacache v8.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/content/write.rs:219:9 [INFO] [stdout] | [INFO] [stdout] 219 | mut self: Pin<&mut Self>, [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/content/write.rs:276:19 [INFO] [stdout] | [INFO] [stdout] 276 | fn poll_flush(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/content/write.rs:316:19 [INFO] [stdout] | [INFO] [stdout] 316 | fn poll_close(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/content/write.rs:219:9 [INFO] [stdout] | [INFO] [stdout] 219 | mut self: Pin<&mut Self>, [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/content/write.rs:276:19 [INFO] [stdout] | [INFO] [stdout] 276 | fn poll_flush(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/content/write.rs:316:19 [INFO] [stdout] | [INFO] [stdout] 316 | fn poll_close(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 24s [INFO] running `Command { std: "docker" "inspect" "d7a13f61a7a683f477acd130cf2a092fce494dcf2eaed78f2c69a5c4a85e37e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7a13f61a7a683f477acd130cf2a092fce494dcf2eaed78f2c69a5c4a85e37e7", kill_on_drop: false }` [INFO] [stdout] d7a13f61a7a683f477acd130cf2a092fce494dcf2eaed78f2c69a5c4a85e37e7