[INFO] fetching crate zkstate 0.1.23... [INFO] testing zkstate-0.1.23 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate zkstate 0.1.23 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate zkstate 0.1.23 [INFO] finished tweaking crates.io crate zkstate 0.1.23 [INFO] tweaked toml for crates.io crate zkstate 0.1.23 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate zkstate 0.1.23 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] crate crates.io crate zkstate 0.1.23 already has a lockfile, it will not be regenerated [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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quote v1.0.9 [INFO] [stderr] Downloaded env_logger v0.9.0 [INFO] [stderr] Downloaded zookeeper_derive v0.4.1 [INFO] [stderr] Downloaded num-integer v0.1.44 [INFO] [stderr] Downloaded time v0.1.43 [INFO] [stderr] Downloaded treediff v4.0.0 [INFO] [stderr] Downloaded chrono v0.4.19 [INFO] [stderr] Downloaded serde_json v1.0.66 [INFO] [stderr] Downloaded anyhow v1.0.43 [INFO] [stderr] Downloaded serde v1.0.127 [INFO] [stderr] Downloaded log v0.4.14 [INFO] [stderr] Downloaded syn v1.0.74 [INFO] [stderr] Downloaded itoa v0.4.7 [INFO] [stderr] Downloaded proc-macro2 v1.0.28 [INFO] [stderr] Downloaded snowflake v1.3.0 [INFO] [stderr] Downloaded slab v0.4.4 [INFO] [stderr] Downloaded unicode-xid v0.2.2 [INFO] [stderr] Downloaded zookeeper v0.6.0 [INFO] [stderr] Downloaded termcolor v1.1.2 [INFO] [stderr] Downloaded mio-extras v2.0.6 [INFO] [stderr] Downloaded serde_derive v1.0.127 [INFO] [stderr] Downloaded bitflags v1.3.1 [INFO] [stderr] Downloaded libc v0.2.99 [INFO] [stderr] Downloaded net2 v0.2.37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5cb2a6bd958a4829110550866579685bb3d7d0b8cd1e89c488e7536d4f16b1bb [INFO] running `Command { std: "docker" "start" "-a" "5cb2a6bd958a4829110550866579685bb3d7d0b8cd1e89c488e7536d4f16b1bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5cb2a6bd958a4829110550866579685bb3d7d0b8cd1e89c488e7536d4f16b1bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cb2a6bd958a4829110550866579685bb3d7d0b8cd1e89c488e7536d4f16b1bb", kill_on_drop: false }` [INFO] [stdout] 5cb2a6bd958a4829110550866579685bb3d7d0b8cd1e89c488e7536d4f16b1bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b55e327327ed3afc833e9e163c4de37bcc6fc4faec255d10e08b2925bb244069 [INFO] running `Command { std: "docker" "start" "-a" "b55e327327ed3afc833e9e163c4de37bcc6fc4faec255d10e08b2925bb244069", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling slab v0.4.4 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling anyhow v1.0.43 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling snowflake v1.3.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling zookeeper_derive v0.4.1 [INFO] [stderr] Compiling zookeeper v0.6.0 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling treediff v4.0.0 [INFO] [stderr] Compiling zkstate v0.1.23 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.21s [INFO] running `Command { std: "docker" "inspect" "b55e327327ed3afc833e9e163c4de37bcc6fc4faec255d10e08b2925bb244069", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b55e327327ed3afc833e9e163c4de37bcc6fc4faec255d10e08b2925bb244069", kill_on_drop: false }` [INFO] [stdout] b55e327327ed3afc833e9e163c4de37bcc6fc4faec255d10e08b2925bb244069 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 24826298f22fab68caa87d56d20e1b868174acbb69240b7a621c274447cc66ae [INFO] running `Command { std: "docker" "start" "-a" "24826298f22fab68caa87d56d20e1b868174acbb69240b7a621c274447cc66ae", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling env_logger v0.9.0 [INFO] [stderr] Compiling zkstate v0.1.23 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/test.rs:62:15 [INFO] [stdout] | [INFO] [stdout] 62 | c.update(|mut p| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `update` is never used [INFO] [stdout] --> examples/test.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn update(i: Testing, c: T) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/test.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | / c.update_handler(|msg| { [INFO] [stdout] 48 | | println!("got stage change message: {:?}", msg); [INFO] [stdout] 49 | | }); [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 47 | let _ = c.update_handler(|msg| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/test.rs:62:5 [INFO] [stdout] | [INFO] [stdout] 62 | / c.update(|mut p| { [INFO] [stdout] 63 | | p.my_field = "hello world again".to_string() [INFO] [stdout] 64 | | }); [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 62 | let _ = c.update(|mut p| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 9.97s [INFO] running `Command { std: "docker" "inspect" "24826298f22fab68caa87d56d20e1b868174acbb69240b7a621c274447cc66ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24826298f22fab68caa87d56d20e1b868174acbb69240b7a621c274447cc66ae", kill_on_drop: false }` [INFO] [stdout] 24826298f22fab68caa87d56d20e1b868174acbb69240b7a621c274447cc66ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0f5ee61f21fb478182cd914bdfb4efd663882023ecdcafa61c10f97f260f4920 [INFO] running `Command { std: "docker" "start" "-a" "0f5ee61f21fb478182cd914bdfb4efd663882023ecdcafa61c10f97f260f4920", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/test.rs:62:15 [INFO] [stderr] | [INFO] [stderr] 62 | c.update(|mut p| { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `update` is never used [INFO] [stderr] --> examples/test.rs:27:4 [INFO] [stderr] | [INFO] [stderr] 27 | fn update(i: Testing, c: T) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> examples/test.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | / c.update_handler(|msg| { [INFO] [stderr] 48 | | println!("got stage change message: {:?}", msg); [INFO] [stderr] 49 | | }); [INFO] [stderr] | |______^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 47 | let _ = c.update_handler(|msg| { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> examples/test.rs:62:5 [INFO] [stderr] | [INFO] [stderr] 62 | / c.update(|mut p| { [INFO] [stderr] 63 | | p.my_field = "hello world again".to_string() [INFO] [stderr] 64 | | }); [INFO] [stderr] | |______^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 62 | let _ = c.update(|mut p| { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `zkstate` (example "test") generated 4 warnings (run `cargo fix --example "test" -p zkstate` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zkstate-9787cc63c195933f) [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] [stderr] Doc-tests zkstate [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" "0f5ee61f21fb478182cd914bdfb4efd663882023ecdcafa61c10f97f260f4920", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f5ee61f21fb478182cd914bdfb4efd663882023ecdcafa61c10f97f260f4920", kill_on_drop: false }` [INFO] [stdout] 0f5ee61f21fb478182cd914bdfb4efd663882023ecdcafa61c10f97f260f4920