[INFO] fetching crate threeflow 0.3.1... [INFO] checking threeflow-0.3.1 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate threeflow 0.3.1 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate threeflow 0.3.1 [INFO] finished tweaking crates.io crate threeflow 0.3.1 [INFO] tweaked toml for crates.io crate threeflow 0.3.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate threeflow 0.3.1 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate threeflow 0.3.1 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 08baf2809d48c405aaf984bc160d1cc910d5016ae88d283415b49600bd380677 [INFO] running `Command { std: "docker" "start" "-a" "08baf2809d48c405aaf984bc160d1cc910d5016ae88d283415b49600bd380677", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "08baf2809d48c405aaf984bc160d1cc910d5016ae88d283415b49600bd380677", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08baf2809d48c405aaf984bc160d1cc910d5016ae88d283415b49600bd380677", kill_on_drop: false }` [INFO] [stdout] 08baf2809d48c405aaf984bc160d1cc910d5016ae88d283415b49600bd380677 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 94316d6f26283735cd1a5db6cb460d158b5244bdf6c63ecb3f9165b0979b1189 [INFO] running `Command { std: "docker" "start" "-a" "94316d6f26283735cd1a5db6cb460d158b5244bdf6c63ecb3f9165b0979b1189", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking textwrap v0.16.0 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking chrono v0.4.34 [INFO] [stderr] Checking threeflow v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `log` is never used [INFO] [stdout] --> src/main.rs:292:4 [INFO] [stdout] | [INFO] [stdout] 292 | fn log(message: &str) -> Result<(), Box> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Default` and `Squash` are never constructed [INFO] [stdout] --> src/main.rs:333:5 [INFO] [stdout] | [INFO] [stdout] 331 | enum MergeType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 332 | Merge, [INFO] [stdout] 333 | Default, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 334 | FastForward, [INFO] [stdout] 335 | Squash, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/main.rs:142:32 [INFO] [stdout] | [INFO] [stdout] 142 | let working_dir = unsafe { &WORKING_DIRECTORY }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 142 | let working_dir = unsafe { &raw const WORKING_DIRECTORY }; [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `log` is never used [INFO] [stdout] --> src/main.rs:292:4 [INFO] [stdout] | [INFO] [stdout] 292 | fn log(message: &str) -> Result<(), Box> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Default` and `Squash` are never constructed [INFO] [stdout] --> src/main.rs:333:5 [INFO] [stdout] | [INFO] [stdout] 331 | enum MergeType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 332 | Merge, [INFO] [stdout] 333 | Default, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 334 | FastForward, [INFO] [stdout] 335 | Squash, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/main.rs:142:32 [INFO] [stdout] | [INFO] [stdout] 142 | let working_dir = unsafe { &WORKING_DIRECTORY }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 142 | let working_dir = unsafe { &raw const WORKING_DIRECTORY }; [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.40s [INFO] running `Command { std: "docker" "inspect" "94316d6f26283735cd1a5db6cb460d158b5244bdf6c63ecb3f9165b0979b1189", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94316d6f26283735cd1a5db6cb460d158b5244bdf6c63ecb3f9165b0979b1189", kill_on_drop: false }` [INFO] [stdout] 94316d6f26283735cd1a5db6cb460d158b5244bdf6c63ecb3f9165b0979b1189