[INFO] cloning repository https://github.com/vjgaur/rustology
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vjgaur/rustology" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvjgaur%2Frustology", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvjgaur%2Frustology'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6856ec82f2384324ce4cbd1b8505cf6ac0d123b3
[INFO] testing vjgaur/rustology against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvjgaur%2Frustology" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vjgaur/rustology on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vjgaur/rustology
[INFO] finished tweaking git repo https://github.com/vjgaur/rustology
[INFO] tweaked toml for git repo https://github.com/vjgaur/rustology written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/vjgaur/rustology already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 0f48655d0f38909cfa7a4160c7db637bc1a9ed26d78462d8cb920a9e003873e0
[INFO] running `Command { std: "docker" "start" "-a" "0f48655d0f38909cfa7a4160c7db637bc1a9ed26d78462d8cb920a9e003873e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f48655d0f38909cfa7a4160c7db637bc1a9ed26d78462d8cb920a9e003873e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f48655d0f38909cfa7a4160c7db637bc1a9ed26d78462d8cb920a9e003873e0", kill_on_drop: false }`
[INFO] [stdout] 0f48655d0f38909cfa7a4160c7db637bc1a9ed26d78462d8cb920a9e003873e0
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0ad8ad49920bc819fb93a5364f7cc6cd0553a6ff72bbb8cb5fb9dcf9e425d74
[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" "d0ad8ad49920bc819fb93a5364f7cc6cd0553a6ff72bbb8cb5fb9dcf9e425d74", kill_on_drop: false }`
[INFO] [stderr]    Compiling RUST_SANDBOX v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `RUST_SANDBOX` 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: `rust_sandbox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "d0ad8ad49920bc819fb93a5364f7cc6cd0553a6ff72bbb8cb5fb9dcf9e425d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ad8ad49920bc819fb93a5364f7cc6cd0553a6ff72bbb8cb5fb9dcf9e425d74", kill_on_drop: false }`
[INFO] [stdout] d0ad8ad49920bc819fb93a5364f7cc6cd0553a6ff72bbb8cb5fb9dcf9e425d74
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d7a606cbe80cbea2856f4ebfddba93162916884853797c653e9b6f0e05da59b
[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" "0d7a606cbe80cbea2856f4ebfddba93162916884853797c653e9b6f0e05da59b", kill_on_drop: false }`
[INFO] [stderr]    Compiling RUST_SANDBOX v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `RUST_SANDBOX` 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: `rust_sandbox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "0d7a606cbe80cbea2856f4ebfddba93162916884853797c653e9b6f0e05da59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d7a606cbe80cbea2856f4ebfddba93162916884853797c653e9b6f0e05da59b", kill_on_drop: false }`
[INFO] [stdout] 0d7a606cbe80cbea2856f4ebfddba93162916884853797c653e9b6f0e05da59b
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] d87dd7c8b2b6dfd0a76d5e01d04aa84bb3f645d383c46a96c3d2d7fe990134bf
[INFO] running `Command { std: "docker" "start" "-a" "d87dd7c8b2b6dfd0a76d5e01d04aa84bb3f645d383c46a96c3d2d7fe990134bf", kill_on_drop: false }`
[INFO] [stderr] warning: crate `RUST_SANDBOX` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_sandbox`
[INFO] [stderr] 
[INFO] [stderr] warning: `RUST_SANDBOX` (bin "RUST_SANDBOX" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/RUST_SANDBOX-0c7634b727d0e106)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d87dd7c8b2b6dfd0a76d5e01d04aa84bb3f645d383c46a96c3d2d7fe990134bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d87dd7c8b2b6dfd0a76d5e01d04aa84bb3f645d383c46a96c3d2d7fe990134bf", kill_on_drop: false }`
[INFO] [stdout] d87dd7c8b2b6dfd0a76d5e01d04aa84bb3f645d383c46a96c3d2d7fe990134bf