[INFO] cloning repository https://github.com/my-number/sha-poc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/my-number/sha-poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmy-number%2Fsha-poc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmy-number%2Fsha-poc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 284020f5942128e087fcaecc54e0684327d4b9b8
[INFO] checking my-number/sha-poc against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmy-number%2Fsha-poc" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/my-number/sha-poc on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/my-number/sha-poc
[INFO] finished tweaking git repo https://github.com/my-number/sha-poc
[INFO] tweaked toml for git repo https://github.com/my-number/sha-poc written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/my-number/sha-poc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62880f9926d980275e189fcebcfa5a742f1ee62042d15d84441a43a782dff50b
[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" "62880f9926d980275e189fcebcfa5a742f1ee62042d15d84441a43a782dff50b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62880f9926d980275e189fcebcfa5a742f1ee62042d15d84441a43a782dff50b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62880f9926d980275e189fcebcfa5a742f1ee62042d15d84441a43a782dff50b", kill_on_drop: false }`
[INFO] [stdout] 62880f9926d980275e189fcebcfa5a742f1ee62042d15d84441a43a782dff50b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb120f289833e01e3d131048942ec5eee8293e0a6be1cf2efbfc9ee5a85b053e
[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" "eb120f289833e01e3d131048942ec5eee8293e0a6be1cf2efbfc9ee5a85b053e", kill_on_drop: false }`
[INFO] [stderr]     Checking hex-slice v0.1.4
[INFO] [stderr]     Checking streamsha v0.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling hex-literal-impl v0.2.2
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]     Checking sha-poc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Sha256HashState`
[INFO] [stdout]  --> src/main.rs:2:40
[INFO] [stdout]   |
[INFO] [stdout] 2 | use streamsha::hash_state::{HashState, Sha256HashState};
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sha256HashState`
[INFO] [stdout]  --> src/main.rs:2:40
[INFO] [stdout]   |
[INFO] [stdout] 2 | use streamsha::hash_state::{HashState, Sha256HashState};
[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 [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `Command { std: "docker" "inspect" "eb120f289833e01e3d131048942ec5eee8293e0a6be1cf2efbfc9ee5a85b053e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb120f289833e01e3d131048942ec5eee8293e0a6be1cf2efbfc9ee5a85b053e", kill_on_drop: false }`
[INFO] [stdout] eb120f289833e01e3d131048942ec5eee8293e0a6be1cf2efbfc9ee5a85b053e