[INFO] fetching crate fst_stringstring 0.0.10...
[INFO] testing fst_stringstring-0.0.10 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate fst_stringstring 0.0.10 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate fst_stringstring 0.0.10
[INFO] finished tweaking crates.io crate fst_stringstring 0.0.10
[INFO] tweaked toml for crates.io crate fst_stringstring 0.0.10 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fst_stringstring 0.0.10 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 524625d854d94442806cca883356306099959606ae53de79ebf18f72342ec86b
[INFO] running `Command { std: "docker" "start" "-a" "524625d854d94442806cca883356306099959606ae53de79ebf18f72342ec86b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "524625d854d94442806cca883356306099959606ae53de79ebf18f72342ec86b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "524625d854d94442806cca883356306099959606ae53de79ebf18f72342ec86b", kill_on_drop: false }`
[INFO] [stdout] 524625d854d94442806cca883356306099959606ae53de79ebf18f72342ec86b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8010d328b695bddfad7a8dd6b40a4a22352254046fe20c7c3665c64b014bf921
[INFO] running `Command { std: "docker" "start" "-a" "8010d328b695bddfad7a8dd6b40a4a22352254046fe20c7c3665c64b014bf921", kill_on_drop: false }`
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling fst_stringstring v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "8010d328b695bddfad7a8dd6b40a4a22352254046fe20c7c3665c64b014bf921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8010d328b695bddfad7a8dd6b40a4a22352254046fe20c7c3665c64b014bf921", kill_on_drop: false }`
[INFO] [stdout] 8010d328b695bddfad7a8dd6b40a4a22352254046fe20c7c3665c64b014bf921
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ec3895df160a59a9e2196681b2c189a0e47aa11d55ce4ac48c12e18221682504
[INFO] running `Command { std: "docker" "start" "-a" "ec3895df160a59a9e2196681b2c189a0e47aa11d55ce4ac48c12e18221682504", kill_on_drop: false }`
[INFO] [stderr]    Compiling fst_stringstring v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "ec3895df160a59a9e2196681b2c189a0e47aa11d55ce4ac48c12e18221682504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec3895df160a59a9e2196681b2c189a0e47aa11d55ce4ac48c12e18221682504", kill_on_drop: false }`
[INFO] [stdout] ec3895df160a59a9e2196681b2c189a0e47aa11d55ce4ac48c12e18221682504
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4bfeac57642b6388db1b7c87fc5c8e5e1d2a6d8e680aa8c6802e3d21c0b69a3a
[INFO] running `Command { std: "docker" "start" "-a" "4bfeac57642b6388db1b7c87fc5c8e5e1d2a6d8e680aa8c6802e3d21c0b69a3a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fst_stringstring-007cf0da177fbb01)
[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] [stderr]      Running tests/builder.rs (/opt/rustwide/target/debug/deps/builder-7f0d3c5e8311c825)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test builder1 ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- builder1 stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     builder1
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test builder`
[INFO] running `Command { std: "docker" "inspect" "4bfeac57642b6388db1b7c87fc5c8e5e1d2a6d8e680aa8c6802e3d21c0b69a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bfeac57642b6388db1b7c87fc5c8e5e1d2a6d8e680aa8c6802e3d21c0b69a3a", kill_on_drop: false }`
[INFO] [stdout] 4bfeac57642b6388db1b7c87fc5c8e5e1d2a6d8e680aa8c6802e3d21c0b69a3a
