[INFO] fetching crate ezcbor 0.1.4... [INFO] checking ezcbor-0.1.4 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate ezcbor 0.1.4 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate ezcbor 0.1.4 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ezcbor 0.1.4 [INFO] finished tweaking crates.io crate ezcbor 0.1.4 [INFO] tweaked toml for crates.io crate ezcbor 0.1.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 79 packages to latest compatible versions [INFO] [stderr] Adding anes v0.1.6 (latest: v0.2.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.13.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 22947d48366cb1169fd38fd5b0e16960cbd4f5a4240682c739652a7dd0bbb639 [INFO] running `Command { std: "docker" "start" "-a" "22947d48366cb1169fd38fd5b0e16960cbd4f5a4240682c739652a7dd0bbb639", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "22947d48366cb1169fd38fd5b0e16960cbd4f5a4240682c739652a7dd0bbb639", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22947d48366cb1169fd38fd5b0e16960cbd4f5a4240682c739652a7dd0bbb639", kill_on_drop: false }` [INFO] [stdout] 22947d48366cb1169fd38fd5b0e16960cbd4f5a4240682c739652a7dd0bbb639 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f1c36e5e8ebb21d3ef5760b1d472a20c349d69f2963c552e231daab8f79e30e8 [INFO] running `Command { std: "docker" "start" "-a" "f1c36e5e8ebb21d3ef5760b1d472a20c349d69f2963c552e231daab8f79e30e8", kill_on_drop: false }` [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking ezcbor v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stdout] warning: unused import: `rand::rngs::ThreadRng` [INFO] [stdout] --> benches/my_benchmark.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use rand::rngs::ThreadRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> benches/my_benchmark.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bytes` [INFO] [stdout] --> benches/my_benchmark.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let bytes = large_vec.to_cbor_bytes(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `decoded_vec` [INFO] [stdout] --> benches/my_benchmark.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let decoded_vec: Vec = decode_cbor(&bytes).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_decoded_vec` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cbor.rs:1004:13 [INFO] [stdout] | [INFO] [stdout] 1004 | let mut item = Item::Int(vec![1,2,10]); [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.10s [INFO] running `Command { std: "docker" "inspect" "f1c36e5e8ebb21d3ef5760b1d472a20c349d69f2963c552e231daab8f79e30e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1c36e5e8ebb21d3ef5760b1d472a20c349d69f2963c552e231daab8f79e30e8", kill_on_drop: false }` [INFO] [stdout] f1c36e5e8ebb21d3ef5760b1d472a20c349d69f2963c552e231daab8f79e30e8