[INFO] fetching crate tw-econ 0.4.4... [INFO] testing tw-econ-0.4.4 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate tw-econ 0.4.4 into /workspace/builds/worker-111/source [INFO] validating manifest of crates.io crate tw-econ 0.4.4 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 tw-econ 0.4.4 [INFO] finished tweaking crates.io crate tw-econ 0.4.4 [INFO] tweaked toml for crates.io crate tw-econ 0.4.4 written to /workspace/builds/worker-111/source/Cargo.toml [INFO] crate crates.io crate tw-econ 0.4.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f309c8eb2ee1532c03e03722ae65dbd6d7f8c07022e5ff0b2dde6ce745747d53 [INFO] running `Command { std: "docker" "start" "-a" "f309c8eb2ee1532c03e03722ae65dbd6d7f8c07022e5ff0b2dde6ce745747d53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f309c8eb2ee1532c03e03722ae65dbd6d7f8c07022e5ff0b2dde6ce745747d53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f309c8eb2ee1532c03e03722ae65dbd6d7f8c07022e5ff0b2dde6ce745747d53", kill_on_drop: false }` [INFO] [stdout] f309c8eb2ee1532c03e03722ae65dbd6d7f8c07022e5ff0b2dde6ce745747d53 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d092744bd345ee45e7ee69ec820d6f3b8aa65e32faf892a445f18e707203646 [INFO] running `Command { std: "docker" "start" "-a" "7d092744bd345ee45e7ee69ec820d6f3b8aa65e32faf892a445f18e707203646", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-sink v0.3.15 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling pin-project-lite v0.2.6 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling futures-io v0.3.15 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling bytes v1.0.1 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling tokio v1.6.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling mio v0.7.11 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling const_format_proc_macros v0.2.14 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling const_format v0.2.14 [INFO] [stderr] Compiling sscanf_macro v0.1.1 [INFO] [stderr] Compiling tokio-macros v1.2.0 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Compiling sscanf v0.1.1 [INFO] [stderr] Compiling structopt v0.3.21 [INFO] [stderr] Compiling futures-executor v0.3.15 [INFO] [stderr] Compiling futures v0.3.15 [INFO] [stderr] Compiling tw-econ v0.4.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `connect_async` [INFO] [stdout] --> src/lib.rs:169:18 [INFO] [stdout] | [INFO] [stdout] 169 | pub async fn connect_async(address: std::net::SocketAddr, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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 14.74s [INFO] running `Command { std: "docker" "inspect" "7d092744bd345ee45e7ee69ec820d6f3b8aa65e32faf892a445f18e707203646", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d092744bd345ee45e7ee69ec820d6f3b8aa65e32faf892a445f18e707203646", kill_on_drop: false }` [INFO] [stdout] 7d092744bd345ee45e7ee69ec820d6f3b8aa65e32faf892a445f18e707203646 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8741651ae4fc35c25848d111e2b30ca71a0dcf78579854195010309749b6d7f6 [INFO] running `Command { std: "docker" "start" "-a" "8741651ae4fc35c25848d111e2b30ca71a0dcf78579854195010309749b6d7f6", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling tw-econ v0.4.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `connect_async` [INFO] [stdout] --> src/lib.rs:169:18 [INFO] [stdout] | [INFO] [stdout] 169 | pub async fn connect_async(address: std::net::SocketAddr, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.50s [INFO] running `Command { std: "docker" "inspect" "8741651ae4fc35c25848d111e2b30ca71a0dcf78579854195010309749b6d7f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8741651ae4fc35c25848d111e2b30ca71a0dcf78579854195010309749b6d7f6", kill_on_drop: false }` [INFO] [stdout] 8741651ae4fc35c25848d111e2b30ca71a0dcf78579854195010309749b6d7f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 50f6647c0ec97f40671a2ef522a6b1bd7b224d243df4f18b72027ab914c52edb [INFO] running `Command { std: "docker" "start" "-a" "50f6647c0ec97f40671a2ef522a6b1bd7b224d243df4f18b72027ab914c52edb", kill_on_drop: false }` [INFO] [stderr] warning: associated function is never used: `connect_async` [INFO] [stderr] --> src/lib.rs:169:18 [INFO] [stderr] | [INFO] [stderr] 169 | pub async fn connect_async(address: std::net::SocketAddr, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `tw-econ` (bin "tw-econ" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tw_econ-02fb47234edf882f) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tw_econ-6576091e1a392cf1) [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] Doc-tests tw-econ [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] [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" "50f6647c0ec97f40671a2ef522a6b1bd7b224d243df4f18b72027ab914c52edb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50f6647c0ec97f40671a2ef522a6b1bd7b224d243df4f18b72027ab914c52edb", kill_on_drop: false }` [INFO] [stdout] 50f6647c0ec97f40671a2ef522a6b1bd7b224d243df4f18b72027ab914c52edb