[INFO] fetching crate preftool-toml 0.2.0...
[INFO] testing preftool-toml-0.2.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate preftool-toml 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate preftool-toml 0.2.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate preftool-toml 0.2.0
[INFO] finished tweaking crates.io crate preftool-toml 0.2.0
[INFO] tweaked toml for crates.io crate preftool-toml 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded caseless v0.2.1
[INFO] [stderr]   Downloaded crossbeam v0.2.12
[INFO] [stderr]   Downloaded slog-stdlog v3.0.5
[INFO] [stderr]   Downloaded dirs-sys v0.1.0
[INFO] [stderr]   Downloaded preftool v0.2.0
[INFO] [stderr]   Downloaded preftool-dirs v0.2.0
[INFO] [stderr]   Downloaded preftool-file v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94eea16e45e92916c257453de1aa1e1c436f94c61f28e304dfbd535bf66268ea
[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" "94eea16e45e92916c257453de1aa1e1c436f94c61f28e304dfbd535bf66268ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94eea16e45e92916c257453de1aa1e1c436f94c61f28e304dfbd535bf66268ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94eea16e45e92916c257453de1aa1e1c436f94c61f28e304dfbd535bf66268ea", kill_on_drop: false }`
[INFO] [stdout] 94eea16e45e92916c257453de1aa1e1c436f94c61f28e304dfbd535bf66268ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 253b4e8df14b20e48b094f08b5e1b01e70c857038737bfc5a872ae117d0ccd98
[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" "253b4e8df14b20e48b094f08b5e1b01e70c857038737bfc5a872ae117d0ccd98", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling arc-swap v1.5.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling dirs-sys v0.1.0
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling slog-scope v4.4.0
[INFO] [stderr]    Compiling slog-stdlog v3.0.5
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr]    Compiling preftool v0.2.0
[INFO] [stderr]    Compiling preftool-dirs v0.2.0
[INFO] [stderr]    Compiling preftool-file v0.2.0
[INFO] [stderr]    Compiling preftool-toml v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.91s
[INFO] running `Command { std: "docker" "inspect" "253b4e8df14b20e48b094f08b5e1b01e70c857038737bfc5a872ae117d0ccd98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "253b4e8df14b20e48b094f08b5e1b01e70c857038737bfc5a872ae117d0ccd98", kill_on_drop: false }`
[INFO] [stdout] 253b4e8df14b20e48b094f08b5e1b01e70c857038737bfc5a872ae117d0ccd98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8395070996c4cd3f2cbfb8a5c51c0ca30398af9aa7968c989e2e4284ae36a09f
[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" "8395070996c4cd3f2cbfb8a5c51c0ca30398af9aa7968c989e2e4284ae36a09f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling preftool-toml v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "8395070996c4cd3f2cbfb8a5c51c0ca30398af9aa7968c989e2e4284ae36a09f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8395070996c4cd3f2cbfb8a5c51c0ca30398af9aa7968c989e2e4284ae36a09f", kill_on_drop: false }`
[INFO] [stdout] 8395070996c4cd3f2cbfb8a5c51c0ca30398af9aa7968c989e2e4284ae36a09f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b402b0e1bdd60ef520aa43cc8ee84e7e2ee138d81ae310b3e6b2a7d9fbad8d7d
[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" "b402b0e1bdd60ef520aa43cc8ee84e7e2ee138d81ae310b3e6b2a7d9fbad8d7d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/preftool_toml-b1e38614ecc2129b)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests preftool-toml
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "b402b0e1bdd60ef520aa43cc8ee84e7e2ee138d81ae310b3e6b2a7d9fbad8d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b402b0e1bdd60ef520aa43cc8ee84e7e2ee138d81ae310b3e6b2a7d9fbad8d7d", kill_on_drop: false }`
[INFO] [stdout] b402b0e1bdd60ef520aa43cc8ee84e7e2ee138d81ae310b3e6b2a7d9fbad8d7d