[INFO] cloning repository https://github.com/RoryNickolls/rustav
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RoryNickolls/rustav" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoryNickolls%2Frustav", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoryNickolls%2Frustav'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 352fdf35b4985d2587266356ef867203ac002d0e
[INFO] testing RoryNickolls/rustav against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoryNickolls%2Frustav" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RoryNickolls/rustav on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RoryNickolls/rustav
[INFO] finished tweaking git repo https://github.com/RoryNickolls/rustav
[INFO] tweaked toml for git repo https://github.com/RoryNickolls/rustav written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/RoryNickolls/rustav already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99b85cb3469c396778dd7c022061a643286ac8463d550d3363b82ef607d9d887
[INFO] running `Command { std: "docker" "start" "-a" "99b85cb3469c396778dd7c022061a643286ac8463d550d3363b82ef607d9d887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99b85cb3469c396778dd7c022061a643286ac8463d550d3363b82ef607d9d887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99b85cb3469c396778dd7c022061a643286ac8463d550d3363b82ef607d9d887", kill_on_drop: false }`
[INFO] [stdout] 99b85cb3469c396778dd7c022061a643286ac8463d550d3363b82ef607d9d887
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d779abf5042cb1dc2f7109636ed10dbf29864628b25a489bd82ac2e2d701dd3f
[INFO] running `Command { std: "docker" "start" "-a" "d779abf5042cb1dc2f7109636ed10dbf29864628b25a489bd82ac2e2d701dd3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling boyer_moore v0.1.0 (/opt/rustwide/workdir/lib/boyer_moore)
[INFO] [stderr]    Compiling md5 v0.3.7
[INFO] [stderr]    Compiling colored v1.6.1
[INFO] [stderr]    Compiling walkdir v2.2.0
[INFO] [stderr]    Compiling antivirus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/virus_database.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |             let mut line_contents = line.to_string();
[INFO] [stdout]    |                 ----^^^^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` 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 2.65s
[INFO] running `Command { std: "docker" "inspect" "d779abf5042cb1dc2f7109636ed10dbf29864628b25a489bd82ac2e2d701dd3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d779abf5042cb1dc2f7109636ed10dbf29864628b25a489bd82ac2e2d701dd3f", kill_on_drop: false }`
[INFO] [stdout] d779abf5042cb1dc2f7109636ed10dbf29864628b25a489bd82ac2e2d701dd3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d108d6eb84e2698f449ab5521b16f45c34352785fe31bfeeb5c7f963d9cb978d
[INFO] running `Command { std: "docker" "start" "-a" "d108d6eb84e2698f449ab5521b16f45c34352785fe31bfeeb5c7f963d9cb978d", kill_on_drop: false }`
[INFO] [stderr]    Compiling antivirus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/virus_database.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |             let mut line_contents = line.to_string();
[INFO] [stdout]    |                 ----^^^^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "d108d6eb84e2698f449ab5521b16f45c34352785fe31bfeeb5c7f963d9cb978d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d108d6eb84e2698f449ab5521b16f45c34352785fe31bfeeb5c7f963d9cb978d", kill_on_drop: false }`
[INFO] [stdout] d108d6eb84e2698f449ab5521b16f45c34352785fe31bfeeb5c7f963d9cb978d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 869818b2c160ee9e3ef14884a4196efad67d9852d3b5cd4eae8b8732d4a7e357
[INFO] running `Command { std: "docker" "start" "-a" "869818b2c160ee9e3ef14884a4196efad67d9852d3b5cd4eae8b8732d4a7e357", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/virus_database.rs:28:17
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 28 |             let mut line_contents = line.to_string();
[INFO] [stdout] 
[INFO] [stderr]    |                 ----^^^^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/antivirus-4ccb21332f598703)
[INFO] running `Command { std: "docker" "inspect" "869818b2c160ee9e3ef14884a4196efad67d9852d3b5cd4eae8b8732d4a7e357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "869818b2c160ee9e3ef14884a4196efad67d9852d3b5cd4eae8b8732d4a7e357", kill_on_drop: false }`
[INFO] [stdout] 869818b2c160ee9e3ef14884a4196efad67d9852d3b5cd4eae8b8732d4a7e357