[INFO] fetching crate jsonwebtoken-hs256 0.1.0...
[INFO] checking jsonwebtoken-hs256-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate jsonwebtoken-hs256 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate jsonwebtoken-hs256 0.1.0
[INFO] finished tweaking crates.io crate jsonwebtoken-hs256 0.1.0
[INFO] tweaked toml for crates.io crate jsonwebtoken-hs256 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate jsonwebtoken-hs256 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] [stderr]       Adding ring v0.16.20 (available: v0.17.14)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.16)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd1d99274a04ba8effb5c0b35215c885b0e23d71a5d2edcd3260b097017d385f
[INFO] running `Command { std: "docker" "start" "-a" "dd1d99274a04ba8effb5c0b35215c885b0e23d71a5d2edcd3260b097017d385f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd1d99274a04ba8effb5c0b35215c885b0e23d71a5d2edcd3260b097017d385f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd1d99274a04ba8effb5c0b35215c885b0e23d71a5d2edcd3260b097017d385f", kill_on_drop: false }`
[INFO] [stdout] dd1d99274a04ba8effb5c0b35215c885b0e23d71a5d2edcd3260b097017d385f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4df5dda272daac5c9fc9b1f3cfa3afc519646d43e6766be70ccf1aeeecf64089
[INFO] running `Command { std: "docker" "start" "-a" "4df5dda272daac5c9fc9b1f3cfa3afc519646d43e6766be70ccf1aeeecf64089", kill_on_drop: false }`
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking serde_json v1.0.143
[INFO] [stderr]     Checking jsonwebtoken-hs256 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `BorrowedCowIfPossible` is never constructed
[INFO] [stdout]    --> src/lib.rs:247:8
[INFO] [stdout]     |
[INFO] [stdout] 247 | struct BorrowedCowIfPossible<'a>(#[serde(borrow)] Cow<'a, str>);
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BorrowedCowIfPossible` is never constructed
[INFO] [stdout]    --> src/lib.rs:247:8
[INFO] [stdout]     |
[INFO] [stdout] 247 | struct BorrowedCowIfPossible<'a>(#[serde(borrow)] Cow<'a, str>);
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.20s
[INFO] running `Command { std: "docker" "inspect" "4df5dda272daac5c9fc9b1f3cfa3afc519646d43e6766be70ccf1aeeecf64089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4df5dda272daac5c9fc9b1f3cfa3afc519646d43e6766be70ccf1aeeecf64089", kill_on_drop: false }`
[INFO] [stdout] 4df5dda272daac5c9fc9b1f3cfa3afc519646d43e6766be70ccf1aeeecf64089