[INFO] fetching crate jagged 0.2.0...
[INFO] checking jagged-0.2.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate jagged 0.2.0 into /workspace/builds/worker-89/source
[INFO] validating manifest of crates.io crate jagged 0.2.0 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jagged 0.2.0
[INFO] finished tweaking crates.io crate jagged 0.2.0
[INFO] tweaked toml for crates.io crate jagged 0.2.0 written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate crates.io crate jagged 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a77622fd840157d2b3da467eaa790554282e0615c9cab93bfcef8e56e9f070d
[INFO] running `Command { std: "docker" "start" "-a" "6a77622fd840157d2b3da467eaa790554282e0615c9cab93bfcef8e56e9f070d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a77622fd840157d2b3da467eaa790554282e0615c9cab93bfcef8e56e9f070d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a77622fd840157d2b3da467eaa790554282e0615c9cab93bfcef8e56e9f070d", kill_on_drop: false }`
[INFO] [stdout] 6a77622fd840157d2b3da467eaa790554282e0615c9cab93bfcef8e56e9f070d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6a3741ca62e8c90a066df6ed691329884ed011845e10f4e5ccd62c860f19d99
[INFO] running `Command { std: "docker" "start" "-a" "f6a3741ca62e8c90a066df6ed691329884ed011845e10f4e5ccd62c860f19d99", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking bytes v0.5.3
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking jagged v0.2.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/write.rs (2 fixes)
[INFO] [stdout] warning: associated function is never used: `generate_data_block`
[INFO] [stdout]   --> src/write.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn generate_data_block(&self) -> Option<Vec<u8>> {
[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: associated function is never used: `generate_data_block`
[INFO] [stdout]   --> src/write.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn generate_data_block(&self) -> Option<Vec<u8>> {
[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]    Migrating examples/read_file.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.72s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking jagged v0.2.0 (/tmp/fixit)
[INFO] [stdout] warning: associated function is never used: `generate_data_block`
[INFO] [stdout]   --> src/write.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn generate_data_block(&self) -> Option<Vec<u8>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `generate_data_block`
[INFO] [stdout]   --> src/write.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn generate_data_block(&self) -> Option<Vec<u8>> {
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "f6a3741ca62e8c90a066df6ed691329884ed011845e10f4e5ccd62c860f19d99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a3741ca62e8c90a066df6ed691329884ed011845e10f4e5ccd62c860f19d99", kill_on_drop: false }`
[INFO] [stdout] f6a3741ca62e8c90a066df6ed691329884ed011845e10f4e5ccd62c860f19d99