[INFO] fetching crate Gen_Prime 1.1.9... [INFO] testing Gen_Prime-1.1.9 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate Gen_Prime 1.1.9 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate Gen_Prime 1.1.9 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate Gen_Prime 1.1.9 [INFO] finished tweaking crates.io crate Gen_Prime 1.1.9 [INFO] tweaked toml for crates.io crate Gen_Prime 1.1.9 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9e87d9543d7ac367129a840f54e21bd8de62a818f964210666e02bd34cf1ff7e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9e87d9543d7ac367129a840f54e21bd8de62a818f964210666e02bd34cf1ff7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e87d9543d7ac367129a840f54e21bd8de62a818f964210666e02bd34cf1ff7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e87d9543d7ac367129a840f54e21bd8de62a818f964210666e02bd34cf1ff7e", kill_on_drop: false }` [INFO] [stdout] 9e87d9543d7ac367129a840f54e21bd8de62a818f964210666e02bd34cf1ff7e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f9324cc657fa8df7f98448c890e57426a0a1ad802d8434d049e729d9dc4ce71d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f9324cc657fa8df7f98448c890e57426a0a1ad802d8434d049e729d9dc4ce71d", kill_on_drop: false }` [INFO] [stderr] Compiling crunchy v0.1.6 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling bigint v4.4.3 [INFO] [stderr] Compiling Gen_Prime v1.1.9 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.77s [INFO] running `Command { std: "docker" "inspect" "f9324cc657fa8df7f98448c890e57426a0a1ad802d8434d049e729d9dc4ce71d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9324cc657fa8df7f98448c890e57426a0a1ad802d8434d049e729d9dc4ce71d", kill_on_drop: false }` [INFO] [stdout] f9324cc657fa8df7f98448c890e57426a0a1ad802d8434d049e729d9dc4ce71d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c44477d4abcd68b15c23515e55345b4b6419b380fdf52658ce8bb88e3f12ee7c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c44477d4abcd68b15c23515e55345b4b6419b380fdf52658ce8bb88e3f12ee7c", kill_on_drop: false }` [INFO] [stderr] Compiling Gen_Prime v1.1.9 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `Command { std: "docker" "inspect" "c44477d4abcd68b15c23515e55345b4b6419b380fdf52658ce8bb88e3f12ee7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c44477d4abcd68b15c23515e55345b4b6419b380fdf52658ce8bb88e3f12ee7c", kill_on_drop: false }` [INFO] [stdout] c44477d4abcd68b15c23515e55345b4b6419b380fdf52658ce8bb88e3f12ee7c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5ff0ac9bb49d397c896484e5ca8a31c27245a98d101c1073a7ab96cb0ef71cb0 [INFO] running `Command { std: "docker" "start" "-a" "5ff0ac9bb49d397c896484e5ca8a31c27245a98d101c1073a7ab96cb0ef71cb0", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/primes-f7cca0c0b2a52851) [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests primes [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] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/primes.rs - (line 80) ... FAILED [INFO] [stdout] test src/primes.rs - (line 27) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/primes.rs - (line 80) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stdout: [INFO] [stdout] Introduce a hash [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'attempt to subtract with overflow', src/primes.rs:19:39 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b0fed6f60c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55b0fed6f60c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55b0fed6f60c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55b0fed6f60c - ::fmt::h82b0e3aaf8a96140 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55b0fed8a08c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x55b0fed6ca55 - std::io::Write::write_fmt::hc2da38dc44811df8 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x55b0fed70e30 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55b0fed70e30 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55b0fed70e30 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x55b0fed709db - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:228:9 [INFO] [stdout] 10: 0x55b0fed714e4 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x55b0fed70f92 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:500:13 [INFO] [stdout] 12: 0x55b0fed6fac4 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x55b0fed70f29 - rust_begin_unwind [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x55b0fed2bee1 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panicking.rs:107:14 [INFO] [stdout] 15: 0x55b0fed2be2d - core::panicking::panic::h50b51d19800453c0 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panicking.rs:48:5 [INFO] [stdout] 16: 0x55b0fed3206b - rust_out::main::h61823b600df25383 [INFO] [stdout] 17: 0x55b0fed2d453 - core::ops::function::FnOnce::call_once::h827fb1f4029b40e6 [INFO] [stdout] 18: 0x55b0fed2cfd9 - std::sys_common::backtrace::__rust_begin_short_backtrace::h14f53ef84fb8b5f7 [INFO] [stdout] 19: 0x55b0fed2d049 - std::rt::lang_start::{{closure}}::h5922618cc8a7ae58 [INFO] [stdout] 20: 0x55b0fed6ee51 - core::ops::function::impls:: for &F>::call_once::h0e73392810ecd318 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 21: 0x55b0fed6ee51 - std::panicking::try::do_call::h12dcb4a4f352a507 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stdout] 22: 0x55b0fed6ee51 - std::panicking::try::h0d978c76ab4a3863 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stdout] 23: 0x55b0fed6ee51 - std::panic::catch_unwind::hab40227675186980 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stdout] 24: 0x55b0fed6ee51 - std::rt::lang_start_internal::{{closure}}::hc34786299e7d2cf7 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:48 [INFO] [stdout] 25: 0x55b0fed6ee51 - std::panicking::try::do_call::h38e7a9128f21d387 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stdout] 26: 0x55b0fed6ee51 - std::panicking::try::h32d4e72fd8922bce [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stdout] 27: 0x55b0fed6ee51 - std::panic::catch_unwind::h9a345671d889d41f [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stdout] 28: 0x55b0fed6ee51 - std::rt::lang_start_internal::h9e691a4f557eb2a3 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:20 [INFO] [stdout] 29: 0x55b0fed2d031 - std::rt::lang_start::h886614fd12d1e379 [INFO] [stdout] 30: 0x55b0fed325a3 - main [INFO] [stdout] 31: 0x7f0063b840b3 - __libc_start_main [INFO] [stdout] 32: 0x55b0fed2c61e - _start [INFO] [stdout] 33: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/primes.rs - (line 80) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 20.92s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "5ff0ac9bb49d397c896484e5ca8a31c27245a98d101c1073a7ab96cb0ef71cb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ff0ac9bb49d397c896484e5ca8a31c27245a98d101c1073a7ab96cb0ef71cb0", kill_on_drop: false }` [INFO] [stdout] 5ff0ac9bb49d397c896484e5ca8a31c27245a98d101c1073a7ab96cb0ef71cb0