[INFO] fetching crate simmer 0.3.0... [INFO] building simmer-0.3.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate simmer 0.3.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate simmer 0.3.0 [INFO] finished tweaking crates.io crate simmer 0.3.0 [INFO] tweaked toml for crates.io crate simmer 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate simmer 0.3.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate simmer 0.3.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] da673a845674065b1bdf2ae9e8554344c16f5047e3e3943f7b96b0c23a55afc7 [INFO] running `Command { std: "docker" "start" "-a" "da673a845674065b1bdf2ae9e8554344c16f5047e3e3943f7b96b0c23a55afc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "da673a845674065b1bdf2ae9e8554344c16f5047e3e3943f7b96b0c23a55afc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da673a845674065b1bdf2ae9e8554344c16f5047e3e3943f7b96b0c23a55afc7", kill_on_drop: false }` [INFO] [stdout] da673a845674065b1bdf2ae9e8554344c16f5047e3e3943f7b96b0c23a55afc7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 66cb934ce90d14e39029e105f4cd16abdd3e77c97ff370f1c507d5c08710014f [INFO] running `Command { std: "docker" "start" "-a" "66cb934ce90d14e39029e105f4cd16abdd3e77c97ff370f1c507d5c08710014f", kill_on_drop: false }` [INFO] [stderr] Compiling ufmt-write v0.1.0 [INFO] [stderr] Compiling micromath v2.1.0 [INFO] [stderr] Compiling myn v0.1.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling onlyerror v0.1.3 [INFO] [stderr] Compiling ufmt-macros v0.3.0 [INFO] [stderr] Compiling ufmt v0.2.0 [INFO] [stderr] Compiling ufmt_float v0.2.0 [INFO] [stderr] Compiling simmer v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `std` [INFO] [stdout] --> src/lib.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | #![cfg_attr(not(feature = "std"), no_std)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `arbitrary`, `checked`, `default`, and `f32` [INFO] [stdout] = help: consider adding `std` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `std` [INFO] [stdout] --> src/lib.rs:70:42 [INFO] [stdout] | [INFO] [stdout] 70 | #[cfg(all(any(feature = "checked", doc), std))] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(std)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(std)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `std` [INFO] [stdout] --> src/lib.rs:94:39 [INFO] [stdout] | [INFO] [stdout] 94 | #[cfg_attr(all(feature = "arbitrary", std), derive(arbitrary::Arbitrary))] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(std)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(std)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.11s [INFO] running `Command { std: "docker" "inspect" "66cb934ce90d14e39029e105f4cd16abdd3e77c97ff370f1c507d5c08710014f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66cb934ce90d14e39029e105f4cd16abdd3e77c97ff370f1c507d5c08710014f", kill_on_drop: false }` [INFO] [stdout] 66cb934ce90d14e39029e105f4cd16abdd3e77c97ff370f1c507d5c08710014f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 496b985c0f091dd7737eaaebf4e0a51e186b2f00c792cfdcc82c709cf89b1b09 [INFO] running `Command { std: "docker" "start" "-a" "496b985c0f091dd7737eaaebf4e0a51e186b2f00c792cfdcc82c709cf89b1b09", kill_on_drop: false }` [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Compiling assert_approx_eq v1.1.0 [INFO] [stdout] warning: unexpected `cfg` condition value: `std` [INFO] [stdout] --> src/lib.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | #![cfg_attr(not(feature = "std"), no_std)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `arbitrary`, `checked`, `default`, and `f32` [INFO] [stdout] = help: consider adding `std` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `std` [INFO] [stdout] --> src/lib.rs:70:42 [INFO] [stdout] | [INFO] [stdout] 70 | #[cfg(all(any(feature = "checked", doc), std))] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(std)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(std)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `std` [INFO] [stdout] --> src/lib.rs:94:39 [INFO] [stdout] | [INFO] [stdout] 94 | #[cfg_attr(all(feature = "arbitrary", std), derive(arbitrary::Arbitrary))] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(std)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(std)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling simmer v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `std` [INFO] [stdout] --> src/lib.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | #![cfg_attr(not(feature = "std"), no_std)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `arbitrary`, `checked`, `default`, and `f32` [INFO] [stdout] = help: consider adding `std` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `std` [INFO] [stdout] --> src/lib.rs:70:42 [INFO] [stdout] | [INFO] [stdout] 70 | #[cfg(all(any(feature = "checked", doc), std))] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(std)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(std)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `std` [INFO] [stdout] --> src/lib.rs:94:39 [INFO] [stdout] | [INFO] [stdout] 94 | #[cfg_attr(all(feature = "arbitrary", std), derive(arbitrary::Arbitrary))] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(std)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(std)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.33s [INFO] running `Command { std: "docker" "inspect" "496b985c0f091dd7737eaaebf4e0a51e186b2f00c792cfdcc82c709cf89b1b09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "496b985c0f091dd7737eaaebf4e0a51e186b2f00c792cfdcc82c709cf89b1b09", kill_on_drop: false }` [INFO] [stdout] 496b985c0f091dd7737eaaebf4e0a51e186b2f00c792cfdcc82c709cf89b1b09