[INFO] fetching crate thread_spawn 0.4.0...
[INFO] checking thread_spawn-0.4.0 against master#20d90b14ffe8c667757a70c08e2d9736ee89f493 for pr-110799
[INFO] extracting crate thread_spawn 0.4.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate thread_spawn 0.4.0 on toolchain 20d90b14ffe8c667757a70c08e2d9736ee89f493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+20d90b14ffe8c667757a70c08e2d9736ee89f493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate thread_spawn 0.4.0
[INFO] finished tweaking crates.io crate thread_spawn 0.4.0
[INFO] tweaked toml for crates.io crate thread_spawn 0.4.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+20d90b14ffe8c667757a70c08e2d9736ee89f493" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+20d90b14ffe8c667757a70c08e2d9736ee89f493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded term v0.6.1
[INFO] [stderr]   Downloaded rustfix v0.4.6
[INFO] [stderr]   Downloaded tester v0.6.0
[INFO] [stderr]   Downloaded compiletest_rs v0.3.26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+20d90b14ffe8c667757a70c08e2d9736ee89f493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cc8dd3c6eb54c4590a2c5a15b1e695e6d3c50b88dfc8d1557c1284a6699e6c1
[INFO] running `Command { std: "docker" "start" "-a" "9cc8dd3c6eb54c4590a2c5a15b1e695e6d3c50b88dfc8d1557c1284a6699e6c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cc8dd3c6eb54c4590a2c5a15b1e695e6d3c50b88dfc8d1557c1284a6699e6c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc8dd3c6eb54c4590a2c5a15b1e695e6d3c50b88dfc8d1557c1284a6699e6c1", kill_on_drop: false }`
[INFO] [stdout] 9cc8dd3c6eb54c4590a2c5a15b1e695e6d3c50b88dfc8d1557c1284a6699e6c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+20d90b14ffe8c667757a70c08e2d9736ee89f493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70b543074a6f5114d714df35f8c11e1398a7137ee65e05688c37d7b75bf95d37
[INFO] running `Command { std: "docker" "start" "-a" "70b543074a6f5114d714df35f8c11e1398a7137ee65e05688c37d7b75bf95d37", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking gimli v0.27.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling compiletest_rs v0.3.26
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking object v0.30.3
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking filetime v0.2.21
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking tester v0.6.0
[INFO] [stderr]     Checking syn v0.14.9
[INFO] [stderr]     Checking regex v1.8.1
[INFO] [stderr]     Checking addr2line v0.19.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking thread_spawn v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking rustfix v0.4.6
[INFO] [stdout] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.53s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "70b543074a6f5114d714df35f8c11e1398a7137ee65e05688c37d7b75bf95d37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70b543074a6f5114d714df35f8c11e1398a7137ee65e05688c37d7b75bf95d37", kill_on_drop: false }`
[INFO] [stdout] 70b543074a6f5114d714df35f8c11e1398a7137ee65e05688c37d7b75bf95d37