[INFO] fetching crate curb 0.1.6...
[INFO] testing curb-0.1.6 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate curb 0.1.6 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate curb 0.1.6
[INFO] finished tweaking crates.io crate curb 0.1.6
[INFO] tweaked toml for crates.io crate curb 0.1.6 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate curb 0.1.6 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate curb 0.1.6 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitflags v0.7.0
[INFO] [stderr]   Downloaded rustversion v1.0.2
[INFO] [stderr]   Downloaded proc-macro-error v0.4.5
[INFO] [stderr]   Downloaded structopt-derive v0.4.1
[INFO] [stderr]   Downloaded structopt v0.3.8
[INFO] [stderr]   Downloaded errno-dragonfly v0.1.1
[INFO] [stderr]   Downloaded errno v0.2.4
[INFO] [stderr]   Downloaded num v0.1.42
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.5
[INFO] [stderr]   Downloaded hwloc v0.5.0
[INFO] [stderr]   Downloaded syn-mid v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43426a28315df73eaddc826f45c637ff61e90606401685ab8352d6ad74884017
[INFO] running `Command { std: "docker" "start" "-a" "43426a28315df73eaddc826f45c637ff61e90606401685ab8352d6ad74884017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43426a28315df73eaddc826f45c637ff61e90606401685ab8352d6ad74884017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43426a28315df73eaddc826f45c637ff61e90606401685ab8352d6ad74884017", kill_on_drop: false }`
[INFO] [stdout] 43426a28315df73eaddc826f45c637ff61e90606401685ab8352d6ad74884017
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 245c70b964f36e75952b4684e08bcbe7ef853756c981ced81f448d5642e1b01b
[INFO] running `Command { std: "docker" "start" "-a" "245c70b964f36e75952b4684e08bcbe7ef853756c981ced81f448d5642e1b01b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling hwloc v0.5.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling errno v0.2.4
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling proc-macro-error v0.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.5
[INFO] [stderr]    Compiling structopt-derive v0.4.1
[INFO] [stderr]    Compiling structopt v0.3.8
[INFO] [stderr]    Compiling curb v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.14s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "245c70b964f36e75952b4684e08bcbe7ef853756c981ced81f448d5642e1b01b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "245c70b964f36e75952b4684e08bcbe7ef853756c981ced81f448d5642e1b01b", kill_on_drop: false }`
[INFO] [stdout] 245c70b964f36e75952b4684e08bcbe7ef853756c981ced81f448d5642e1b01b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc8b5d276fd4bea6513fbf575e2853a4367dd6b6450db03f281bf28ae5872092
[INFO] running `Command { std: "docker" "start" "-a" "bc8b5d276fd4bea6513fbf575e2853a4367dd6b6450db03f281bf28ae5872092", kill_on_drop: false }`
[INFO] [stderr]    Compiling curb v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "bc8b5d276fd4bea6513fbf575e2853a4367dd6b6450db03f281bf28ae5872092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8b5d276fd4bea6513fbf575e2853a4367dd6b6450db03f281bf28ae5872092", kill_on_drop: false }`
[INFO] [stdout] bc8b5d276fd4bea6513fbf575e2853a4367dd6b6450db03f281bf28ae5872092
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f21889531855814cb1d3e9fc8562b27d9706d4599d68dfad7f5950194b1c2b91
[INFO] running `Command { std: "docker" "start" "-a" "f21889531855814cb1d3e9fc8562b27d9706d4599d68dfad7f5950194b1c2b91", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/curb-6c376febeb58e590)
[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" "f21889531855814cb1d3e9fc8562b27d9706d4599d68dfad7f5950194b1c2b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f21889531855814cb1d3e9fc8562b27d9706d4599d68dfad7f5950194b1c2b91", kill_on_drop: false }`
[INFO] [stdout] f21889531855814cb1d3e9fc8562b27d9706d4599d68dfad7f5950194b1c2b91