[INFO] fetching crate iso7816 0.1.0-alpha.1...
[INFO] checking iso7816-0.1.0-alpha.1 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate iso7816 0.1.0-alpha.1 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate iso7816 0.1.0-alpha.1 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iso7816 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate iso7816 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate iso7816 0.1.0-alpha.1 written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28693603bb8e9aae7e7f300d88fa8a2bc8015ac1579011cfb3dd653811939e54
[INFO] running `Command { std: "docker" "start" "-a" "28693603bb8e9aae7e7f300d88fa8a2bc8015ac1579011cfb3dd653811939e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28693603bb8e9aae7e7f300d88fa8a2bc8015ac1579011cfb3dd653811939e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28693603bb8e9aae7e7f300d88fa8a2bc8015ac1579011cfb3dd653811939e54", kill_on_drop: false }`
[INFO] [stdout] 28693603bb8e9aae7e7f300d88fa8a2bc8015ac1579011cfb3dd653811939e54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e058be69332bf18f711e12f8efab13b09622ac5517d813bd0ce417310e76a8e
[INFO] running `Command { std: "docker" "start" "-a" "9e058be69332bf18f711e12f8efab13b09622ac5517d813bd0ce417310e76a8e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling delog v0.1.2
[INFO] [stderr]    Compiling heapless v0.7.4
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling hex-literal v0.3.3
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking iso7816 v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `command`
[INFO] [stdout]    --> src/command.rs:252:13
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let command = Command::<256>::try_from(apdu).unwrap();
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "9e058be69332bf18f711e12f8efab13b09622ac5517d813bd0ce417310e76a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e058be69332bf18f711e12f8efab13b09622ac5517d813bd0ce417310e76a8e", kill_on_drop: false }`
[INFO] [stdout] 9e058be69332bf18f711e12f8efab13b09622ac5517d813bd0ce417310e76a8e