[INFO] fetching crate iso8211 0.1.1-alpha.2...
[INFO] checking iso8211-0.1.1-alpha.2 against 1.55.0 for beta-1.56-3
[INFO] extracting crate iso8211 0.1.1-alpha.2 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate iso8211 0.1.1-alpha.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iso8211 0.1.1-alpha.2
[INFO] finished tweaking crates.io crate iso8211 0.1.1-alpha.2
[INFO] tweaked toml for crates.io crate iso8211 0.1.1-alpha.2 written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76f4c68234771406294699db513fc013de5a7f94d7939ca0d92565d9051adc0c
[INFO] running `Command { std: "docker" "start" "-a" "76f4c68234771406294699db513fc013de5a7f94d7939ca0d92565d9051adc0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76f4c68234771406294699db513fc013de5a7f94d7939ca0d92565d9051adc0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76f4c68234771406294699db513fc013de5a7f94d7939ca0d92565d9051adc0c", kill_on_drop: false }`
[INFO] [stdout] 76f4c68234771406294699db513fc013de5a7f94d7939ca0d92565d9051adc0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17e2f332ba4a5e6e397442a101206d5c03b372dd04930cb09b9d766a31a6432a
[INFO] running `Command { std: "docker" "start" "-a" "17e2f332ba4a5e6e397442a101206d5c03b372dd04930cb09b9d766a31a6432a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking iso8211 v0.1.1-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `NULL`
[INFO] [stdout]   --> src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | const NULL: u8 = 0x00;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NULL`
[INFO] [stdout]   --> src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | const NULL: u8 = 0x00;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 1.02s
[INFO] running `Command { std: "docker" "inspect" "17e2f332ba4a5e6e397442a101206d5c03b372dd04930cb09b9d766a31a6432a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17e2f332ba4a5e6e397442a101206d5c03b372dd04930cb09b9d766a31a6432a", kill_on_drop: false }`
[INFO] [stdout] 17e2f332ba4a5e6e397442a101206d5c03b372dd04930cb09b9d766a31a6432a
