[INFO] cloning repository https://github.com/cheenar/Rusty-Polynomials
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cheenar/Rusty-Polynomials" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheenar%2FRusty-Polynomials", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheenar%2FRusty-Polynomials'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0e7ca258891034083c1d726220e4bfe09009bb4
[INFO] testing cheenar/Rusty-Polynomials against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheenar%2FRusty-Polynomials" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cheenar/Rusty-Polynomials on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cheenar/Rusty-Polynomials
[INFO] finished tweaking git repo https://github.com/cheenar/Rusty-Polynomials
[INFO] tweaked toml for git repo https://github.com/cheenar/Rusty-Polynomials written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/cheenar/Rusty-Polynomials already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e91442cfe9ba6d35c51226264c14e36f2e957d01172fd1bb8b618e8338ea718
[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" "4e91442cfe9ba6d35c51226264c14e36f2e957d01172fd1bb8b618e8338ea718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e91442cfe9ba6d35c51226264c14e36f2e957d01172fd1bb8b618e8338ea718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e91442cfe9ba6d35c51226264c14e36f2e957d01172fd1bb8b618e8338ea718", kill_on_drop: false }`
[INFO] [stdout] 4e91442cfe9ba6d35c51226264c14e36f2e957d01172fd1bb8b618e8338ea718
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eefa0a81abc3aab146586fdf0d09f28e31c2224f5f62ec6fd0228d936f782eaa
[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" "eefa0a81abc3aab146586fdf0d09f28e31c2224f5f62ec6fd0228d936f782eaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling Polynomials v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Polynomials` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `polynomials`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eefa0a81abc3aab146586fdf0d09f28e31c2224f5f62ec6fd0228d936f782eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eefa0a81abc3aab146586fdf0d09f28e31c2224f5f62ec6fd0228d936f782eaa", kill_on_drop: false }`
[INFO] [stdout] eefa0a81abc3aab146586fdf0d09f28e31c2224f5f62ec6fd0228d936f782eaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76ed4f9a3a44c2b75ada4eae46317d06dca808eeb2b7331f0fa4b33eb77e2982
[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" "76ed4f9a3a44c2b75ada4eae46317d06dca808eeb2b7331f0fa4b33eb77e2982", kill_on_drop: false }`
[INFO] [stderr]    Compiling Polynomials v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Polynomials` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `polynomials`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "76ed4f9a3a44c2b75ada4eae46317d06dca808eeb2b7331f0fa4b33eb77e2982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76ed4f9a3a44c2b75ada4eae46317d06dca808eeb2b7331f0fa4b33eb77e2982", kill_on_drop: false }`
[INFO] [stdout] 76ed4f9a3a44c2b75ada4eae46317d06dca808eeb2b7331f0fa4b33eb77e2982
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", 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] 84f27758b147497c56caaf7085998cbdd1a11c8635ebfeb79807d4df9a6c68aa
[INFO] running `Command { std: "docker" "start" "-a" "84f27758b147497c56caaf7085998cbdd1a11c8635ebfeb79807d4df9a6c68aa", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: crate `Polynomials` should have a snake case name
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   = help: convert the identifier to snake case: `polynomials`
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] warning: `Polynomials` (bin "Polynomials" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/Polynomials-41c2d36a1ddbb152)
[INFO] running `Command { std: "docker" "inspect" "84f27758b147497c56caaf7085998cbdd1a11c8635ebfeb79807d4df9a6c68aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84f27758b147497c56caaf7085998cbdd1a11c8635ebfeb79807d4df9a6c68aa", kill_on_drop: false }`
[INFO] [stdout] 84f27758b147497c56caaf7085998cbdd1a11c8635ebfeb79807d4df9a6c68aa