[INFO] fetching crate approx_shannon_entropy 0.1.1...
[INFO] checking approx_shannon_entropy-0.1.1 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate approx_shannon_entropy 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate approx_shannon_entropy 0.1.1 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 approx_shannon_entropy 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate approx_shannon_entropy 0.1.1
[INFO] tweaked toml for crates.io crate approx_shannon_entropy 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate approx_shannon_entropy 0.1.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 60ab1e44dd3957ec847cb07a1b92fc8cd72e4135c8129cf2b4909078ab894dce
[INFO] running `Command { std: "docker" "start" "-a" "60ab1e44dd3957ec847cb07a1b92fc8cd72e4135c8129cf2b4909078ab894dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60ab1e44dd3957ec847cb07a1b92fc8cd72e4135c8129cf2b4909078ab894dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60ab1e44dd3957ec847cb07a1b92fc8cd72e4135c8129cf2b4909078ab894dce", kill_on_drop: false }`
[INFO] [stdout] 60ab1e44dd3957ec847cb07a1b92fc8cd72e4135c8129cf2b4909078ab894dce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f4140de2d351f9bae0e556134332acf9cccb11d78f3bacb280dcacc7ce1a66c8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f4140de2d351f9bae0e556134332acf9cccb11d78f3bacb280dcacc7ce1a66c8", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Checking micromath v1.1.1
[INFO] [stderr]     Checking approx_shannon_entropy v0.1.1 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/three_bits.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/stdin_entropy.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking approx_shannon_entropy v0.1.1 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "f4140de2d351f9bae0e556134332acf9cccb11d78f3bacb280dcacc7ce1a66c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4140de2d351f9bae0e556134332acf9cccb11d78f3bacb280dcacc7ce1a66c8", kill_on_drop: false }`
[INFO] [stdout] f4140de2d351f9bae0e556134332acf9cccb11d78f3bacb280dcacc7ce1a66c8