[INFO] fetching crate generand 1.0.1... [INFO] testing generand-1.0.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate generand 1.0.1 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate generand 1.0.1 [INFO] finished tweaking crates.io crate generand 1.0.1 [INFO] tweaked toml for crates.io crate generand 1.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate generand 1.0.1 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate generand 1.0.1 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded plotters-backend v0.3.2 [INFO] [stderr] Downloaded plotters-svg v0.3.1 [INFO] [stderr] Downloaded terminal_size v0.1.17 [INFO] [stderr] Downloaded clap_lex v0.2.0 [INFO] [stderr] Downloaded cast v0.2.7 [INFO] [stderr] Downloaded bumpalo v3.9.1 [INFO] [stderr] Downloaded os_str_bytes v6.1.0 [INFO] [stderr] Downloaded clap_derive v3.1.18 [INFO] [stderr] Downloaded indexmap v1.8.2 [INFO] [stderr] Downloaded criterion v0.3.5 [INFO] [stderr] Downloaded textwrap v0.15.0 [INFO] [stderr] Downloaded semver v1.0.9 [INFO] [stderr] Downloaded criterion-plot v0.4.4 [INFO] [stderr] Downloaded clap v3.1.18 [INFO] [stderr] Downloaded syn v1.0.95 [INFO] [stderr] Downloaded csv v1.1.6 [INFO] [stderr] Downloaded plotters v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bc3cae02486a345fdc9ce704b84015322eae961791688818adab61249e007331 [INFO] running `Command { std: "docker" "start" "-a" "bc3cae02486a345fdc9ce704b84015322eae961791688818adab61249e007331", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc3cae02486a345fdc9ce704b84015322eae961791688818adab61249e007331", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc3cae02486a345fdc9ce704b84015322eae961791688818adab61249e007331", kill_on_drop: false }` [INFO] [stdout] bc3cae02486a345fdc9ce704b84015322eae961791688818adab61249e007331 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 06fab235480206df3a43889df49be8f917767e22508e403e8729e7cf3f3f7c4c [INFO] running `Command { std: "docker" "start" "-a" "06fab235480206df3a43889df49be8f917767e22508e403e8729e7cf3f3f7c4c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling getrandom v0.2.6 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling generand v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.80s [INFO] running `Command { std: "docker" "inspect" "06fab235480206df3a43889df49be8f917767e22508e403e8729e7cf3f3f7c4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06fab235480206df3a43889df49be8f917767e22508e403e8729e7cf3f3f7c4c", kill_on_drop: false }` [INFO] [stdout] 06fab235480206df3a43889df49be8f917767e22508e403e8729e7cf3f3f7c4c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 514d739d9b04f6ce4951d2aba37036ec598d2be337e9922b48c153f1af02e74a [INFO] running `Command { std: "docker" "start" "-a" "514d739d9b04f6ce4951d2aba37036ec598d2be337e9922b48c153f1af02e74a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling semver v1.0.9 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling ryu v1.0.10 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling regex-syntax v0.6.26 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling crossbeam-channel v0.5.4 [INFO] [stderr] Compiling getrandom v0.2.6 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling regex v1.5.6 [INFO] [stderr] Compiling generand v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 18.07s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "514d739d9b04f6ce4951d2aba37036ec598d2be337e9922b48c153f1af02e74a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "514d739d9b04f6ce4951d2aba37036ec598d2be337e9922b48c153f1af02e74a", kill_on_drop: false }` [INFO] [stdout] 514d739d9b04f6ce4951d2aba37036ec598d2be337e9922b48c153f1af02e74a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 907413d73d1ca4fb7dd0c06f504fb4e24c51ba74b2416686a012cad1bfc754f6 [INFO] running `Command { std: "docker" "start" "-a" "907413d73d1ca4fb7dd0c06f504fb4e24c51ba74b2416686a012cad1bfc754f6", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/generand-4a0ab225c1eb6328) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test generate::tests::test_generate2_emojis_trivial ... ok [INFO] [stdout] test generate::tests::test_generate2_simple ... ok [INFO] [stdout] test generate::tests::test_generate2_trivial ... ok [INFO] [stdout] test generate::tests::test_generate2_zero ... ok [INFO] [stdout] test generate::tests::test_generate_emojis_trivial ... ok [INFO] [stdout] test generate::tests::test_generate2_emojis ... ok [INFO] [stdout] test generate::tests::test_generate_simple ... ok [INFO] [stdout] test generate::tests::test_generate_zero ... ok [INFO] [stdout] test generate::tests::test_generate_trivial ... ok [INFO] [stdout] test generate::tests::test_generate_emojis ... ok [INFO] [stdout] test generate::tests::test_generate2_empty - should panic ... ok [INFO] [stdout] test generate::tests::test_generate_empty - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Doc-tests generand [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" "907413d73d1ca4fb7dd0c06f504fb4e24c51ba74b2416686a012cad1bfc754f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "907413d73d1ca4fb7dd0c06f504fb4e24c51ba74b2416686a012cad1bfc754f6", kill_on_drop: false }` [INFO] [stdout] 907413d73d1ca4fb7dd0c06f504fb4e24c51ba74b2416686a012cad1bfc754f6