[INFO] fetching crate sketch-duplicates 0.1.0... [INFO] checking sketch-duplicates-0.1.0 against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950 [INFO] extracting crate sketch-duplicates 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate sketch-duplicates 0.1.0 on toolchain 23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sketch-duplicates 0.1.0 [INFO] finished tweaking crates.io crate sketch-duplicates 0.1.0 [INFO] tweaked toml for crates.io crate sketch-duplicates 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate sketch-duplicates 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b23e497a44b26ad483026504c69ab4ecd3619b4a94c517a14de8b739eecc1e5b [INFO] running `Command { std: "docker" "start" "-a" "b23e497a44b26ad483026504c69ab4ecd3619b4a94c517a14de8b739eecc1e5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b23e497a44b26ad483026504c69ab4ecd3619b4a94c517a14de8b739eecc1e5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b23e497a44b26ad483026504c69ab4ecd3619b4a94c517a14de8b739eecc1e5b", kill_on_drop: false }` [INFO] [stdout] b23e497a44b26ad483026504c69ab4ecd3619b4a94c517a14de8b739eecc1e5b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92820bfc65e0a14869a4f759d1b3573959b8fbee94120355d873cc70c3ad37d1 [INFO] running `Command { std: "docker" "start" "-a" "92820bfc65e0a14869a4f759d1b3573959b8fbee94120355d873cc70c3ad37d1", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.3 [INFO] [stderr] Compiling proc-macro-error v1.0.3 [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 rustc_version v0.2.3 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking bit-vec v0.6.2 [INFO] [stderr] Checking half v1.6.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking human-size v0.4.1 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking metrohash v1.0.6 [INFO] [stderr] Checking bit-set v0.5.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking proptest v0.10.0 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Compiling structopt-derive v0.4.8 [INFO] [stderr] Checking structopt v0.3.15 [INFO] [stderr] Checking sketch-duplicates v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0502]: cannot borrow `self.words` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/lib.rs:52:29 [INFO] [stdout] | [INFO] [stdout] 51 | for (word_ix, bit_ix) in self.probe_iter(buf) { [INFO] [stdout] | -------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] 52 | let word = &mut self.words[word_ix]; [INFO] [stdout] | ^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0502`. [INFO] [stdout] [INFO] [stderr] error: could not compile `sketch-duplicates` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "92820bfc65e0a14869a4f759d1b3573959b8fbee94120355d873cc70c3ad37d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92820bfc65e0a14869a4f759d1b3573959b8fbee94120355d873cc70c3ad37d1", kill_on_drop: false }` [INFO] [stdout] 92820bfc65e0a14869a4f759d1b3573959b8fbee94120355d873cc70c3ad37d1