[INFO] updating cached repository https://github.com/binary-bruce/naive-page-table
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1cb8614853bfb209647983161b24ad9ef2f700b
[INFO] checking binary-bruce/naive-page-table/d1cb8614853bfb209647983161b24ad9ef2f700b against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinary-bruce%2Fnaive-page-table" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/binary-bruce/naive-page-table on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/binary-bruce/naive-page-table
[INFO] finished tweaking git repo https://github.com/binary-bruce/naive-page-table
[INFO] tweaked toml for git repo https://github.com/binary-bruce/naive-page-table written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/binary-bruce/naive-page-table already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67b6e26292d2972cf6edeed900c900475f19351f5de06b3906d1040fc5c00b1a
[INFO] running `Command { std: "docker" "start" "-a" "67b6e26292d2972cf6edeed900c900475f19351f5de06b3906d1040fc5c00b1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67b6e26292d2972cf6edeed900c900475f19351f5de06b3906d1040fc5c00b1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b6e26292d2972cf6edeed900c900475f19351f5de06b3906d1040fc5c00b1a", kill_on_drop: false }`
[INFO] [stdout] 67b6e26292d2972cf6edeed900c900475f19351f5de06b3906d1040fc5c00b1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c52b3a5e2a56bd27c7d8bbe6eaa437ee0b648d0adc65a941d296f580f75745e
[INFO] running `Command { std: "docker" "start" "-a" "8c52b3a5e2a56bd27c7d8bbe6eaa437ee0b648d0adc65a941d296f580f75745e", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking page-table v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `StepByOne`
[INFO] [stdout]  --> src/page_table.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::addr::{PhysPageNum, StepByOne, VirtAddr, VirtPageNum};
[INFO] [stdout]   |                                ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StepByOne`
[INFO] [stdout]  --> src/page_table.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::addr::{PhysPageNum, StepByOne, VirtAddr, VirtPageNum};
[INFO] [stdout]   |                                ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "8c52b3a5e2a56bd27c7d8bbe6eaa437ee0b648d0adc65a941d296f580f75745e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c52b3a5e2a56bd27c7d8bbe6eaa437ee0b648d0adc65a941d296f580f75745e", kill_on_drop: false }`
[INFO] [stdout] 8c52b3a5e2a56bd27c7d8bbe6eaa437ee0b648d0adc65a941d296f580f75745e