[INFO] fetching crate fixed-sqrt 0.2.4... [INFO] testing fixed-sqrt-0.2.4 against 1.60.0 for beta-1.61-1 [INFO] extracting crate fixed-sqrt 0.2.4 into /workspace/builds/worker-41/source [INFO] validating manifest of crates.io crate fixed-sqrt 0.2.4 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-41/source/rust-toolchain [INFO] started tweaking crates.io crate fixed-sqrt 0.2.4 [INFO] finished tweaking crates.io crate fixed-sqrt 0.2.4 [INFO] tweaked toml for crates.io crate fixed-sqrt 0.2.4 written to /workspace/builds/worker-41/source/Cargo.toml [INFO] crate crates.io crate fixed-sqrt 0.2.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded integer-sqrt v0.1.3 [INFO] [stderr] Downloaded fixed v1.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 21a285d2b74c6c8b310609cfd34fb549e5bfff90ede323c9edc7170363b97fa3 [INFO] running `Command { std: "docker" "start" "-a" "21a285d2b74c6c8b310609cfd34fb549e5bfff90ede323c9edc7170363b97fa3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "21a285d2b74c6c8b310609cfd34fb549e5bfff90ede323c9edc7170363b97fa3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21a285d2b74c6c8b310609cfd34fb549e5bfff90ede323c9edc7170363b97fa3", kill_on_drop: false }` [INFO] [stdout] 21a285d2b74c6c8b310609cfd34fb549e5bfff90ede323c9edc7170363b97fa3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eda6d64238e862aaeae61a8685dfa33820e3aa616af7f1e478b448d184ea7dd7 [INFO] running `Command { std: "docker" "start" "-a" "eda6d64238e862aaeae61a8685dfa33820e3aa616af7f1e478b448d184ea7dd7", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling fixed v1.1.0 [INFO] [stderr] Compiling integer-sqrt v0.1.3 [INFO] [stderr] Compiling fixed-sqrt v0.2.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.73s [INFO] running `Command { std: "docker" "inspect" "eda6d64238e862aaeae61a8685dfa33820e3aa616af7f1e478b448d184ea7dd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eda6d64238e862aaeae61a8685dfa33820e3aa616af7f1e478b448d184ea7dd7", kill_on_drop: false }` [INFO] [stdout] eda6d64238e862aaeae61a8685dfa33820e3aa616af7f1e478b448d184ea7dd7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f24d5d265ecccfd11cc355ff5bd4c682a68f5c0094fbe536eb318e6bb1eff06e [INFO] running `Command { std: "docker" "start" "-a" "f24d5d265ecccfd11cc355ff5bd4c682a68f5c0094fbe536eb318e6bb1eff06e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling fixed-sqrt v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `fixed` [INFO] [stdout] --> examples/errors.rs:20:3 [INFO] [stdout] | [INFO] [stdout] 20 | pub fixed : F, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `MaxErr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> examples/errors.rs:18:10 [INFO] [stdout] | [INFO] [stdout] 18 | #[derive(Debug, Default)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sqrt` [INFO] [stdout] --> examples/errors.rs:21:3 [INFO] [stdout] | [INFO] [stdout] 21 | pub sqrt : F, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `MaxErr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> examples/errors.rs:18:10 [INFO] [stdout] | [INFO] [stdout] 18 | #[derive(Debug, Default)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `exact` [INFO] [stdout] --> examples/errors.rs:22:3 [INFO] [stdout] | [INFO] [stdout] 22 | pub exact : f64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `MaxErr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> examples/errors.rs:18:10 [INFO] [stdout] | [INFO] [stdout] 18 | #[derive(Debug, Default)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 7.22s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f24d5d265ecccfd11cc355ff5bd4c682a68f5c0094fbe536eb318e6bb1eff06e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f24d5d265ecccfd11cc355ff5bd4c682a68f5c0094fbe536eb318e6bb1eff06e", kill_on_drop: false }` [INFO] [stdout] f24d5d265ecccfd11cc355ff5bd4c682a68f5c0094fbe536eb318e6bb1eff06e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f4b187e428a78c9c26111923a121642a7b9a55919a2042073189321527dbd60e [INFO] running `Command { std: "docker" "start" "-a" "f4b187e428a78c9c26111923a121642a7b9a55919a2042073189321527dbd60e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: field is never read: `fixed` [INFO] [stderr] --> examples/errors.rs:20:3 [INFO] [stderr] | [INFO] [stderr] 20 | pub fixed : F, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `MaxErr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> examples/errors.rs:18:10 [INFO] [stderr] | [INFO] [stderr] 18 | #[derive(Debug, Default)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `sqrt` [INFO] [stderr] --> examples/errors.rs:21:3 [INFO] [stderr] | [INFO] [stderr] 21 | pub sqrt : F, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `MaxErr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> examples/errors.rs:18:10 [INFO] [stderr] | [INFO] [stderr] 18 | #[derive(Debug, Default)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `exact` [INFO] [stderr] --> examples/errors.rs:22:3 [INFO] [stderr] | [INFO] [stderr] 22 | pub exact : f64, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `MaxErr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> examples/errors.rs:18:10 [INFO] [stderr] | [INFO] [stderr] 18 | #[derive(Debug, Default)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `fixed-sqrt` (example "errors") generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fixed_sqrt-d9d953cac803178f) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test tests::test_sqrt_max ... ok [INFO] [stdout] test tests::test_sqrt ... ok [INFO] [stdout] test tests::test_sqrt_negative - should panic ... ok [INFO] [stdout] test tests::test_sqrt_signed_exhaustive ... ok [INFO] [stdout] test tests::test_sqrt_unsigned_exhaustive ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s [INFO] [stdout] [INFO] [stderr] Doc-tests fixed-sqrt [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" "f4b187e428a78c9c26111923a121642a7b9a55919a2042073189321527dbd60e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4b187e428a78c9c26111923a121642a7b9a55919a2042073189321527dbd60e", kill_on_drop: false }` [INFO] [stdout] f4b187e428a78c9c26111923a121642a7b9a55919a2042073189321527dbd60e