[INFO] fetching crate singleton-attr 0.1.9... [INFO] testing singleton-attr-0.1.9 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate singleton-attr 0.1.9 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate singleton-attr 0.1.9 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate singleton-attr 0.1.9 [INFO] tweaked toml for crates.io crate singleton-attr 0.1.9 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate singleton-attr 0.1.9 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate singleton-attr 0.1.9 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded singleton-attr-proc-macro v0.1.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5fc379d230a73f2b2ae48dcc397572327c54419274a95f1f81d4c4cfbfbefbf6 [INFO] running `Command { std: "docker" "start" "-a" "5fc379d230a73f2b2ae48dcc397572327c54419274a95f1f81d4c4cfbfbefbf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5fc379d230a73f2b2ae48dcc397572327c54419274a95f1f81d4c4cfbfbefbf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fc379d230a73f2b2ae48dcc397572327c54419274a95f1f81d4c4cfbfbefbf6", kill_on_drop: false }` [INFO] [stdout] 5fc379d230a73f2b2ae48dcc397572327c54419274a95f1f81d4c4cfbfbefbf6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4ac5d0af2a3f9a9c6d48c1580028a9dea3aeb66426292bfd99b77ca498483e42 [INFO] running `Command { std: "docker" "start" "-a" "4ac5d0af2a3f9a9c6d48c1580028a9dea3aeb66426292bfd99b77ca498483e42", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.75 [INFO] [stderr] Compiling singleton-attr-proc-macro v0.1.8 [INFO] [stderr] Compiling singleton-attr v0.1.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.82s [INFO] running `Command { std: "docker" "inspect" "4ac5d0af2a3f9a9c6d48c1580028a9dea3aeb66426292bfd99b77ca498483e42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ac5d0af2a3f9a9c6d48c1580028a9dea3aeb66426292bfd99b77ca498483e42", kill_on_drop: false }` [INFO] [stdout] 4ac5d0af2a3f9a9c6d48c1580028a9dea3aeb66426292bfd99b77ca498483e42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 29be828303c31c5e7fd290ce08711576fac4448bca9c5d3fabd30f89f6a32d97 [INFO] running `Command { std: "docker" "start" "-a" "29be828303c31c5e7fd290ce08711576fac4448bca9c5d3fabd30f89f6a32d97", kill_on_drop: false }` [INFO] [stderr] Compiling singleton-attr v0.1.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `time` [INFO] [stdout] --> examples/02_threads.rs:2:19 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{thread, time}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `time` [INFO] [stdout] --> examples/03_safe_threads.rs:5:19 [INFO] [stdout] | [INFO] [stdout] 5 | use std::{thread, time}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `rand` [INFO] [stdout] --> examples/02_threads.rs:20:20 [INFO] [stdout] | [INFO] [stdout] 20 | config.a = rand::random::(); [INFO] [stdout] | ^^^^ use of unresolved module or unlinked crate `rand` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `rand`, use `cargo add rand` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `rand` [INFO] [stdout] --> examples/02_threads.rs:21:20 [INFO] [stdout] | [INFO] [stdout] 21 | config.b = rand::random::(); [INFO] [stdout] | ^^^^ use of unresolved module or unlinked crate `rand` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `rand`, use `cargo add rand` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `rand` [INFO] [stdout] --> examples/03_safe_threads.rs:26:20 [INFO] [stdout] | [INFO] [stdout] 26 | config.a = rand::random::(); [INFO] [stdout] | ^^^^ use of unresolved module or unlinked crate `rand` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `rand`, use `cargo add rand` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `rand` [INFO] [stdout] --> examples/03_safe_threads.rs:27:20 [INFO] [stdout] | [INFO] [stdout] 27 | config.b = rand::random::(); [INFO] [stdout] | ^^^^ use of unresolved module or unlinked crate `rand` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `rand`, use `cargo add rand` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stdout] warning: unused import: `Singleton` [INFO] [stdout] --> examples/03_safe_threads.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | traits::{SafeSingleton, Singleton}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stderr] error: could not compile `singleton-attr` (example "02_threads") due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `singleton-attr` (example "03_safe_threads") due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "29be828303c31c5e7fd290ce08711576fac4448bca9c5d3fabd30f89f6a32d97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29be828303c31c5e7fd290ce08711576fac4448bca9c5d3fabd30f89f6a32d97", kill_on_drop: false }` [INFO] [stdout] 29be828303c31c5e7fd290ce08711576fac4448bca9c5d3fabd30f89f6a32d97