[INFO] fetching crate snack 0.1.0...
[INFO] testing snack-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate snack 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate snack 0.1.0
[INFO] finished tweaking crates.io crate snack 0.1.0
[INFO] tweaked toml for crates.io crate snack 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate snack 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate snack 0.1.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a41bd5908e1b785e5d49aab177136c384ccd44ccc5f560804dcface0ef521f9
[INFO] running `Command { std: "docker" "start" "-a" "9a41bd5908e1b785e5d49aab177136c384ccd44ccc5f560804dcface0ef521f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a41bd5908e1b785e5d49aab177136c384ccd44ccc5f560804dcface0ef521f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a41bd5908e1b785e5d49aab177136c384ccd44ccc5f560804dcface0ef521f9", kill_on_drop: false }`
[INFO] [stdout] 9a41bd5908e1b785e5d49aab177136c384ccd44ccc5f560804dcface0ef521f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f6c0c1a4c5c97a3de9ff9f695f34d3256de60d08afc66d34bd7911b514ae33d
[INFO] running `Command { std: "docker" "start" "-a" "2f6c0c1a4c5c97a3de9ff9f695f34d3256de60d08afc66d34bd7911b514ae33d", kill_on_drop: false }`
[INFO] [stderr]    Compiling snack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "2f6c0c1a4c5c97a3de9ff9f695f34d3256de60d08afc66d34bd7911b514ae33d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f6c0c1a4c5c97a3de9ff9f695f34d3256de60d08afc66d34bd7911b514ae33d", kill_on_drop: false }`
[INFO] [stdout] 2f6c0c1a4c5c97a3de9ff9f695f34d3256de60d08afc66d34bd7911b514ae33d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a56db56e18c3d30bc28ec5074754de100d406fd19ff7279ec648a30a81c55ee
[INFO] running `Command { std: "docker" "start" "-a" "2a56db56e18c3d30bc28ec5074754de100d406fd19ff7279ec648a30a81c55ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling snack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "2a56db56e18c3d30bc28ec5074754de100d406fd19ff7279ec648a30a81c55ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a56db56e18c3d30bc28ec5074754de100d406fd19ff7279ec648a30a81c55ee", kill_on_drop: false }`
[INFO] [stdout] 2a56db56e18c3d30bc28ec5074754de100d406fd19ff7279ec648a30a81c55ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3f17bc846fe2d2dda7c83b1b3b564aff7134ec36eaa3c63f6f517b8224ba23cd
[INFO] running `Command { std: "docker" "start" "-a" "3f17bc846fe2d2dda7c83b1b3b564aff7134ec36eaa3c63f6f517b8224ba23cd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/snack-68dbe692c211e041)
[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" "3f17bc846fe2d2dda7c83b1b3b564aff7134ec36eaa3c63f6f517b8224ba23cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f17bc846fe2d2dda7c83b1b3b564aff7134ec36eaa3c63f6f517b8224ba23cd", kill_on_drop: false }`
[INFO] [stdout] 3f17bc846fe2d2dda7c83b1b3b564aff7134ec36eaa3c63f6f517b8224ba23cd