[INFO] updating cached repository nakakura/tokio-blocking [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/nakakura/tokio-blocking [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/nakakura/tokio-blocking" "work/ex/beta-1.38-1/sources/1.37.0/gh/nakakura/tokio-blocking"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nakakura/tokio-blocking'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/nakakura/tokio-blocking" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nakakura/tokio-blocking"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nakakura/tokio-blocking'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2f821d4a958d32832301e7cc323a1cd5aab348fb [INFO] sha for GitHub repo nakakura/tokio-blocking: 2f821d4a958d32832301e7cc323a1cd5aab348fb [INFO] validating manifest of nakakura/tokio-blocking on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of nakakura/tokio-blocking on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing nakakura/tokio-blocking [INFO] finished frobbing nakakura/tokio-blocking [INFO] frobbed toml for nakakura/tokio-blocking written to work/ex/beta-1.38-1/sources/1.37.0/gh/nakakura/tokio-blocking/Cargo.toml [INFO] started frobbing nakakura/tokio-blocking [INFO] finished frobbing nakakura/tokio-blocking [INFO] frobbed toml for nakakura/tokio-blocking written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nakakura/tokio-blocking/Cargo.toml [INFO] crate nakakura/tokio-blocking already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing nakakura/tokio-blocking against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nakakura/tokio-blocking:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] b63780537c8ed4eb612c0d75e11c4a8e436108f05bb71e26eb05af3ccf3dfb7b [INFO] running `"docker" "start" "-a" "b63780537c8ed4eb612c0d75e11c4a8e436108f05bb71e26eb05af3ccf3dfb7b"` [INFO] [stderr] Compiling crossbeam-utils v0.3.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling tokio-io v0.1.7 [INFO] [stderr] Compiling chrono v0.4.5 [INFO] [stderr] Compiling crossbeam-epoch v0.4.3 [INFO] [stderr] Compiling mio v0.6.15 [INFO] [stderr] Compiling crossbeam-deque v0.3.1 [INFO] [stderr] Compiling tokio-codec v0.1.0 [INFO] [stderr] Compiling tokio-threadpool v0.1.5 [INFO] [stderr] Compiling tokio-reactor v0.1.3 [INFO] [stderr] Compiling tokio-fs v0.1.3 [INFO] [stderr] Compiling tokio-udp v0.1.1 [INFO] [stderr] Compiling tokio-tcp v0.1.1 [INFO] [stderr] Compiling tokio v0.1.7 [INFO] [stderr] Compiling wit v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `err`, `ok` [INFO] [stderr] --> src/main.rs:7:23 [INFO] [stderr] | [INFO] [stderr] 7 | use futures::future::{err, ok}; [INFO] [stderr] | ^^^ ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:32:22 [INFO] [stderr] | [INFO] [stderr] 32 | type Error = Box; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `running` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | running: bool, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | / blocking(|| { [INFO] [stderr] 36 | | println!("start {}, now: {:?}, end_time: {:?}", self.token, Utc::now(), self.end_time); [INFO] [stderr] 37 | | while Utc::now() < self.end_time { [INFO] [stderr] 38 | | let delta_sec = self.end_time.timestamp() - Utc::now().timestamp(); [INFO] [stderr] ... | [INFO] [stderr] 43 | | } [INFO] [stderr] 44 | | }); [INFO] [stderr] | |___________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.45s [INFO] running `"docker" "inspect" "b63780537c8ed4eb612c0d75e11c4a8e436108f05bb71e26eb05af3ccf3dfb7b"` [INFO] running `"docker" "rm" "-f" "b63780537c8ed4eb612c0d75e11c4a8e436108f05bb71e26eb05af3ccf3dfb7b"` [INFO] [stdout] b63780537c8ed4eb612c0d75e11c4a8e436108f05bb71e26eb05af3ccf3dfb7b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nakakura/tokio-blocking:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] c9e94c44c218facdf748037640ed0ddac08a5ec3aea0323769e2cc4af9523c15 [INFO] running `"docker" "start" "-a" "c9e94c44c218facdf748037640ed0ddac08a5ec3aea0323769e2cc4af9523c15"` [INFO] [stderr] Compiling wit v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `err`, `ok` [INFO] [stderr] --> src/main.rs:7:23 [INFO] [stderr] | [INFO] [stderr] 7 | use futures::future::{err, ok}; [INFO] [stderr] | ^^^ ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:32:22 [INFO] [stderr] | [INFO] [stderr] 32 | type Error = Box; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `running` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | running: bool, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | / blocking(|| { [INFO] [stderr] 36 | | println!("start {}, now: {:?}, end_time: {:?}", self.token, Utc::now(), self.end_time); [INFO] [stderr] 37 | | while Utc::now() < self.end_time { [INFO] [stderr] 38 | | let delta_sec = self.end_time.timestamp() - Utc::now().timestamp(); [INFO] [stderr] ... | [INFO] [stderr] 43 | | } [INFO] [stderr] 44 | | }); [INFO] [stderr] | |___________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.12s [INFO] running `"docker" "inspect" "c9e94c44c218facdf748037640ed0ddac08a5ec3aea0323769e2cc4af9523c15"` [INFO] running `"docker" "rm" "-f" "c9e94c44c218facdf748037640ed0ddac08a5ec3aea0323769e2cc4af9523c15"` [INFO] [stdout] c9e94c44c218facdf748037640ed0ddac08a5ec3aea0323769e2cc4af9523c15 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nakakura/tokio-blocking:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 125638d95e8a50196a60accaa0458f266feb277812f016d07552c2e64aeac33d [INFO] running `"docker" "start" "-a" "125638d95e8a50196a60accaa0458f266feb277812f016d07552c2e64aeac33d"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/crater/target/debug/deps/wit-3298d6d3e26a94ed [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "125638d95e8a50196a60accaa0458f266feb277812f016d07552c2e64aeac33d"` [INFO] running `"docker" "rm" "-f" "125638d95e8a50196a60accaa0458f266feb277812f016d07552c2e64aeac33d"` [INFO] [stdout] 125638d95e8a50196a60accaa0458f266feb277812f016d07552c2e64aeac33d