[INFO] cloning repository https://github.com/nakakura/tokio-blocking [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nakakura/tokio-blocking" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnakakura%2Ftokio-blocking", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnakakura%2Ftokio-blocking'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2f821d4a958d32832301e7cc323a1cd5aab348fb [INFO] testing nakakura/tokio-blocking against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnakakura%2Ftokio-blocking" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nakakura/tokio-blocking on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nakakura/tokio-blocking [INFO] finished tweaking git repo https://github.com/nakakura/tokio-blocking [INFO] tweaked toml for git repo https://github.com/nakakura/tokio-blocking written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/nakakura/tokio-blocking already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 33651fadef56300b97ef750ec6aa6370630140d60fd9b4d91ddbf0fe34167665 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "33651fadef56300b97ef750ec6aa6370630140d60fd9b4d91ddbf0fe34167665", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "33651fadef56300b97ef750ec6aa6370630140d60fd9b4d91ddbf0fe34167665", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33651fadef56300b97ef750ec6aa6370630140d60fd9b4d91ddbf0fe34167665", kill_on_drop: false }` [INFO] [stdout] 33651fadef56300b97ef750ec6aa6370630140d60fd9b4d91ddbf0fe34167665 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d512bb347efb7449b6973a0126286b2163e1e533bf0945fe698e6f666ea4a896 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d512bb347efb7449b6973a0126286b2163e1e533bf0945fe698e6f666ea4a896", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling cfg-if v0.1.4 [INFO] [stderr] Compiling futures v0.1.23 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling nodrop v0.1.12 [INFO] [stderr] Compiling lazycell v0.6.0 [INFO] [stderr] Compiling slab v0.4.1 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling log v0.4.3 [INFO] [stderr] Compiling crossbeam-utils v0.3.2 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling bytes v0.4.9 [INFO] [stderr] Compiling crossbeam-epoch v0.4.3 [INFO] [stderr] Compiling mio v0.6.15 [INFO] [stderr] Compiling chrono v0.4.5 [INFO] [stderr] Compiling crossbeam-deque v0.3.1 [INFO] [stderr] Compiling tokio-executor v0.1.3 [INFO] [stderr] Compiling tokio-io v0.1.7 [INFO] [stderr] Compiling tokio-threadpool v0.1.5 [INFO] [stderr] Compiling tokio-timer v0.2.5 [INFO] [stderr] Compiling tokio-reactor v0.1.3 [INFO] [stderr] Compiling tokio-codec v0.1.0 [INFO] [stderr] Compiling tokio-fs v0.1.3 [INFO] [stderr] Compiling tokio-tcp v0.1.1 [INFO] [stderr] Compiling tokio-udp v0.1.1 [INFO] [stderr] Compiling tokio v0.1.7 [INFO] [stderr] Compiling wit v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `err`, `ok` [INFO] [stdout] --> src/main.rs:7:23 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::future::{err, ok}; [INFO] [stdout] | ^^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:32:22 [INFO] [stdout] | [INFO] [stdout] 32 | type Error = Box; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `running` [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | running: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | / blocking(|| { [INFO] [stdout] 36 | | println!("start {}, now: {:?}, end_time: {:?}", self.token, Utc::now(), self.end_time); [INFO] [stdout] 37 | | while Utc::now() < self.end_time { [INFO] [stdout] 38 | | let delta_sec = self.end_time.timestamp() - Utc::now().timestamp(); [INFO] [stdout] ... | [INFO] [stdout] 43 | | } [INFO] [stdout] 44 | | }); [INFO] [stdout] | |___________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.12s [INFO] running `Command { std: "docker" "inspect" "d512bb347efb7449b6973a0126286b2163e1e533bf0945fe698e6f666ea4a896", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d512bb347efb7449b6973a0126286b2163e1e533bf0945fe698e6f666ea4a896", kill_on_drop: false }` [INFO] [stdout] d512bb347efb7449b6973a0126286b2163e1e533bf0945fe698e6f666ea4a896 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c466b3e32369d7c73cf5f123bcabced989bab3cc9992c289cc3f472a72880156 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c466b3e32369d7c73cf5f123bcabced989bab3cc9992c289cc3f472a72880156", kill_on_drop: false }` [INFO] [stderr] Compiling wit v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `err`, `ok` [INFO] [stdout] --> src/main.rs:7:23 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::future::{err, ok}; [INFO] [stdout] | ^^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:32:22 [INFO] [stdout] | [INFO] [stdout] 32 | type Error = Box; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `running` [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | running: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | / blocking(|| { [INFO] [stdout] 36 | | println!("start {}, now: {:?}, end_time: {:?}", self.token, Utc::now(), self.end_time); [INFO] [stdout] 37 | | while Utc::now() < self.end_time { [INFO] [stdout] 38 | | let delta_sec = self.end_time.timestamp() - Utc::now().timestamp(); [INFO] [stdout] ... | [INFO] [stdout] 43 | | } [INFO] [stdout] 44 | | }); [INFO] [stdout] | |___________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `Command { std: "docker" "inspect" "c466b3e32369d7c73cf5f123bcabced989bab3cc9992c289cc3f472a72880156", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c466b3e32369d7c73cf5f123bcabced989bab3cc9992c289cc3f472a72880156", kill_on_drop: false }` [INFO] [stdout] c466b3e32369d7c73cf5f123bcabced989bab3cc9992c289cc3f472a72880156 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ce475ee73781529e14d92fb9d0eba67c492e3931714a5363a597566176345ab2 [INFO] running `Command { std: "docker" "start" "-a" "ce475ee73781529e14d92fb9d0eba67c492e3931714a5363a597566176345ab2", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused imports: `err`, `ok` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:7:23 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 7 | use futures::future::{err, ok}; [INFO] [stdout] [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] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: field is never read: `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 `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] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/wit-cdedb4bfc2c2f6fb) [INFO] running `Command { std: "docker" "inspect" "ce475ee73781529e14d92fb9d0eba67c492e3931714a5363a597566176345ab2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce475ee73781529e14d92fb9d0eba67c492e3931714a5363a597566176345ab2", kill_on_drop: false }` [INFO] [stdout] ce475ee73781529e14d92fb9d0eba67c492e3931714a5363a597566176345ab2