[INFO] cloning repository https://github.com/shamb0/ref-rs-algo-archives [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shamb0/ref-rs-algo-archives" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshamb0%2Fref-rs-algo-archives", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshamb0%2Fref-rs-algo-archives'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 45f278c94db87ae1d63d7d89bcb983c19b395749 [INFO] checking shamb0/ref-rs-algo-archives against try#0cb362313295507a2f4321c0e30cea0168f2fe71 for pr-138961-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshamb0%2Fref-rs-algo-archives" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/shamb0/ref-rs-algo-archives [INFO] finished tweaking git repo https://github.com/shamb0/ref-rs-algo-archives [INFO] tweaked toml for git repo https://github.com/shamb0/ref-rs-algo-archives written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/shamb0/ref-rs-algo-archives on toolchain 0cb362313295507a2f4321c0e30cea0168f2fe71 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/shamb0/ref-rs-algo-archives 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" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ppv-lite86 v0.2.18 [INFO] [stderr] Downloaded winapi-util v0.1.8 [INFO] [stderr] Downloaded plotters-backend v0.3.6 [INFO] [stderr] Downloaded plotters-svg v0.3.6 [INFO] [stderr] Downloaded oorandom v11.1.4 [INFO] [stderr] Downloaded zerocopy v0.6.6 [INFO] [stderr] Downloaded serde_json v1.0.121 [INFO] [stderr] Downloaded plotters v0.3.6 [INFO] [stderr] Downloaded zerocopy-derive v0.6.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 51dba9ca43e985e8d3cc893ccbe1c411e9e67d94f4fd752e623d98abf257c7c5 [INFO] running `Command { std: "docker" "start" "-a" "51dba9ca43e985e8d3cc893ccbe1c411e9e67d94f4fd752e623d98abf257c7c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51dba9ca43e985e8d3cc893ccbe1c411e9e67d94f4fd752e623d98abf257c7c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51dba9ca43e985e8d3cc893ccbe1c411e9e67d94f4fd752e623d98abf257c7c5", kill_on_drop: false }` [INFO] [stdout] 51dba9ca43e985e8d3cc893ccbe1c411e9e67d94f4fd752e623d98abf257c7c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 62616aa9fff2638b12fb2e4d550d3478fb08c07178c2ca3f3301ddc63ce34b7c [INFO] running `Command { std: "docker" "start" "-a" "62616aa9fff2638b12fb2e4d550d3478fb08c07178c2ca3f3301ddc63ce34b7c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling serde v1.0.204 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling serde_json v1.0.121 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking plotters-backend v0.3.6 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking v2_iterative v0.1.0 (/opt/rustwide/workdir/examples/v2_iterative) [INFO] [stderr] Checking v1_recursive v0.1.0 (/opt/rustwide/workdir/examples/v1_recursive) [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> examples/v1_recursive/src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> examples/v1_recursive/src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/v1_recursive/src/lib.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut blocks = vec![]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/v1_recursive/src/lib.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | let mut blocks = vec![Block { balance: 100 }]; [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] --> examples/v1_recursive/src/lib.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | let mut blocks = vec![ [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] --> examples/v1_recursive/src/lib.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let mut blocks = vec![ [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] --> examples/v1_recursive/src/lib.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | let mut blocks = vec![ [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] --> examples/v1_recursive/src/lib.rs:79:13 [INFO] [stdout] | [INFO] [stdout] 79 | let mut blocks = vec![ [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking plotters-svg v0.3.6 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Compiling syn v2.0.72 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking plotters v0.3.6 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking regex v1.10.5 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Compiling zerocopy-derive v0.6.6 [INFO] [stderr] Compiling serde_derive v1.0.204 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking zerocopy v0.6.6 [INFO] [stderr] Checking ppv-lite86 v0.2.18 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking balance-change-detection v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.80s [INFO] running `Command { std: "docker" "inspect" "62616aa9fff2638b12fb2e4d550d3478fb08c07178c2ca3f3301ddc63ce34b7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62616aa9fff2638b12fb2e4d550d3478fb08c07178c2ca3f3301ddc63ce34b7c", kill_on_drop: false }` [INFO] [stdout] 62616aa9fff2638b12fb2e4d550d3478fb08c07178c2ca3f3301ddc63ce34b7c