[INFO] fetching crate matching-network-rs 0.0.1... [INFO] checking matching-network-rs-0.0.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate matching-network-rs 0.0.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate matching-network-rs 0.0.1 [INFO] finished tweaking crates.io crate matching-network-rs 0.0.1 [INFO] tweaked toml for crates.io crate matching-network-rs 0.0.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate matching-network-rs 0.0.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate matching-network-rs 0.0.1 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4051a02f1fec97c9fce4f6ad8e070a0825349dd0f6ac9c45122bc97083fb50e2 [INFO] running `Command { std: "docker" "start" "-a" "4051a02f1fec97c9fce4f6ad8e070a0825349dd0f6ac9c45122bc97083fb50e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4051a02f1fec97c9fce4f6ad8e070a0825349dd0f6ac9c45122bc97083fb50e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4051a02f1fec97c9fce4f6ad8e070a0825349dd0f6ac9c45122bc97083fb50e2", kill_on_drop: false }` [INFO] [stdout] 4051a02f1fec97c9fce4f6ad8e070a0825349dd0f6ac9c45122bc97083fb50e2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 072875dcdd9055d447d065b1b17477f1512bd9935f76d5d4dfbcd869da16dcf5 [INFO] running `Command { std: "docker" "start" "-a" "072875dcdd9055d447d065b1b17477f1512bd9935f76d5d4dfbcd869da16dcf5", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling dimensioned v0.7.0 [INFO] [stderr] Checking assert_approx_eq v1.1.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.4.2 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Checking generic-array v0.11.2 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Checking matching-network-rs v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `freq` [INFO] [stdout] --> src/matching_network.rs:45:27 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn eval_at(&self, freq: dim::si::Hertz) -> Vec { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_freq` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/matching_network.rs:120:13 [INFO] [stdout] | [INFO] [stdout] 120 | let mut ans; [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: unused variable: `freq` [INFO] [stdout] --> src/matching_network.rs:45:27 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn eval_at(&self, freq: dim::si::Hertz) -> Vec { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_freq` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/matching_network.rs:120:13 [INFO] [stdout] | [INFO] [stdout] 120 | let mut ans; [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.44s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: dimensioned v0.7.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "072875dcdd9055d447d065b1b17477f1512bd9935f76d5d4dfbcd869da16dcf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "072875dcdd9055d447d065b1b17477f1512bd9935f76d5d4dfbcd869da16dcf5", kill_on_drop: false }` [INFO] [stdout] 072875dcdd9055d447d065b1b17477f1512bd9935f76d5d4dfbcd869da16dcf5