[INFO] fetching crate cortex-dispatcher 0.1.2...
[INFO] testing cortex-dispatcher-0.1.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate cortex-dispatcher 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate cortex-dispatcher 0.1.2
[INFO] finished tweaking crates.io crate cortex-dispatcher 0.1.2
[INFO] tweaked toml for crates.io crate cortex-dispatcher 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cortex-dispatcher 0.1.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 89 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.51)
[INFO] [stderr]       Adding config v0.9.3 (available: v0.15.18)
[INFO] [stderr]       Adding env_logger v0.6.2 (available: v0.11.8)
[INFO] [stderr]       Adding inotify v0.6.1 (available: v0.11.0)
[INFO] [stderr]       Adding serde_regex v0.3.1 (available: v1.1.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_regex v0.3.1
[INFO] [stderr]   Downloaded tokio-reactor v0.1.12
[INFO] [stderr]   Downloaded inotify v0.6.1
[INFO] [stderr]   Downloaded bytes v0.4.12
[INFO] [stderr]   Downloaded inotify-sys v0.1.5
[INFO] [stderr]   Downloaded serde_test v0.8.23
[INFO] [stderr]   Downloaded tokio-executor v0.1.10
[INFO] [stderr]   Downloaded tokio-io v0.1.13
[INFO] [stderr]   Downloaded serde-hjson v0.8.2
[INFO] [stderr]   Downloaded linked-hash-map v0.3.0
[INFO] [stderr]   Downloaded toml v0.4.10
[INFO] [stderr]   Downloaded parking_lot_core v0.6.3
[INFO] [stderr]   Downloaded nom v4.2.3
[INFO] [stderr]   Downloaded config v0.9.3
[INFO] [stderr]   Downloaded env_logger v0.6.2
[INFO] [stderr]   Downloaded parking_lot v0.9.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.2
[INFO] [stderr]   Downloaded lock_api v0.3.4
[INFO] [stderr]   Downloaded cloudabi v0.0.3
[INFO] [stderr]   Downloaded maybe-uninit v2.0.0
[INFO] [stderr]   Downloaded smallvec v0.6.14
[INFO] [stderr]   Downloaded tokio-sync v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 75674b45d9ba5cdc374121575a2ee1bd9abdd25e8283ae68a8e6f930cefe7d0a
[INFO] running `Command { std: "docker" "start" "-a" "75674b45d9ba5cdc374121575a2ee1bd9abdd25e8283ae68a8e6f930cefe7d0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75674b45d9ba5cdc374121575a2ee1bd9abdd25e8283ae68a8e6f930cefe7d0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75674b45d9ba5cdc374121575a2ee1bd9abdd25e8283ae68a8e6f930cefe7d0a", kill_on_drop: false }`
[INFO] [stdout] 75674b45d9ba5cdc374121575a2ee1bd9abdd25e8283ae68a8e6f930cefe7d0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 36570f3d7f41fe23b7d7ab1276d455c6298728f97c17846614116ef76cc16cec
[INFO] running `Command { std: "docker" "start" "-a" "36570f3d7f41fe23b7d7ab1276d455c6298728f97c17846614116ef76cc16cec", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling serde_test v0.8.23
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling inotify v0.6.1
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde-hjson v0.8.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling serde_regex v0.3.1
[INFO] [stderr]    Compiling config v0.9.3
[INFO] [stderr]    Compiling cortex-dispatcher v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/main.rs:71:15
[INFO] [stdout]    |
[INFO] [stdout] 71 |     if let Ok(c) = merge_result {
[INFO] [stdout]    |               ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.32s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "36570f3d7f41fe23b7d7ab1276d455c6298728f97c17846614116ef76cc16cec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36570f3d7f41fe23b7d7ab1276d455c6298728f97c17846614116ef76cc16cec", kill_on_drop: false }`
[INFO] [stdout] 36570f3d7f41fe23b7d7ab1276d455c6298728f97c17846614116ef76cc16cec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6540d7e3eafe3b65cf8612623350f91a7ca13764a1c398f0ff63fa7d74ec954d
[INFO] running `Command { std: "docker" "start" "-a" "6540d7e3eafe3b65cf8612623350f91a7ca13764a1c398f0ff63fa7d74ec954d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-dispatcher v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/main.rs:71:15
[INFO] [stdout]    |
[INFO] [stdout] 71 |     if let Ok(c) = merge_result {
[INFO] [stdout]    |               ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "6540d7e3eafe3b65cf8612623350f91a7ca13764a1c398f0ff63fa7d74ec954d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6540d7e3eafe3b65cf8612623350f91a7ca13764a1c398f0ff63fa7d74ec954d", kill_on_drop: false }`
[INFO] [stdout] 6540d7e3eafe3b65cf8612623350f91a7ca13764a1c398f0ff63fa7d74ec954d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d02e21d32986c9d1a300a8eb2dcd4764c86548576dd49142520f84ff938529cc
[INFO] running `Command { std: "docker" "start" "-a" "d02e21d32986c9d1a300a8eb2dcd4764c86548576dd49142520f84ff938529cc", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/main.rs:71:15
[INFO] [stderr]    |
[INFO] [stderr] 71 |     if let Ok(c) = merge_result {
[INFO] [stderr]    |               ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cortex-dispatcher` (bin "cortex-dispatcher" test) generated 1 warning (run `cargo fix --bin "cortex-dispatcher" -p cortex-dispatcher --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cortex_dispatcher-6514773dd0e3ece1)
[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" "d02e21d32986c9d1a300a8eb2dcd4764c86548576dd49142520f84ff938529cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d02e21d32986c9d1a300a8eb2dcd4764c86548576dd49142520f84ff938529cc", kill_on_drop: false }`
[INFO] [stdout] d02e21d32986c9d1a300a8eb2dcd4764c86548576dd49142520f84ff938529cc