[INFO] fetching crate classic_crypto 0.2.0... [INFO] testing classic_crypto-0.2.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] extracting crate classic_crypto 0.2.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate classic_crypto 0.2.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate classic_crypto 0.2.0 [INFO] finished tweaking crates.io crate classic_crypto 0.2.0 [INFO] tweaked toml for crates.io crate classic_crypto 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 755d48ae630ed6427e77425328aab70f351a04b8c2a597c55b52e0aa9ef3a7fa [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" "755d48ae630ed6427e77425328aab70f351a04b8c2a597c55b52e0aa9ef3a7fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "755d48ae630ed6427e77425328aab70f351a04b8c2a597c55b52e0aa9ef3a7fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "755d48ae630ed6427e77425328aab70f351a04b8c2a597c55b52e0aa9ef3a7fa", kill_on_drop: false }` [INFO] [stdout] 755d48ae630ed6427e77425328aab70f351a04b8c2a597c55b52e0aa9ef3a7fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", 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] 909ae872690340738913af33b7f2f470426b6f895e82b83c0f5ff54eb38c8e47 [INFO] running `Command { std: "docker" "start" "-a" "909ae872690340738913af33b7f2f470426b6f895e82b83c0f5ff54eb38c8e47", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling classic_crypto v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 34.99s [INFO] running `Command { std: "docker" "inspect" "909ae872690340738913af33b7f2f470426b6f895e82b83c0f5ff54eb38c8e47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "909ae872690340738913af33b7f2f470426b6f895e82b83c0f5ff54eb38c8e47", kill_on_drop: false }` [INFO] [stdout] 909ae872690340738913af33b7f2f470426b6f895e82b83c0f5ff54eb38c8e47 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba15799b9b71bbcf4219d4501577f177ddff628caefbb86b98636193e334fbc3 [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" "ba15799b9b71bbcf4219d4501577f177ddff628caefbb86b98636193e334fbc3", kill_on_drop: false }` [INFO] [stderr] Compiling classic_crypto v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.61s [INFO] running `Command { std: "docker" "inspect" "ba15799b9b71bbcf4219d4501577f177ddff628caefbb86b98636193e334fbc3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba15799b9b71bbcf4219d4501577f177ddff628caefbb86b98636193e334fbc3", kill_on_drop: false }` [INFO] [stdout] ba15799b9b71bbcf4219d4501577f177ddff628caefbb86b98636193e334fbc3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6a9dda0c3bd10e8a71117ff997c1e2a31709db9dc57452656ce45dee1034cfbf [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" "6a9dda0c3bd10e8a71117ff997c1e2a31709db9dc57452656ce45dee1034cfbf", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/classic_crypto-e710120a68fe8c40) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test cipher::monoalph::morse::tests::encrypt ... ok [INFO] [stdout] test util::prime_gen::tests::prime_gen_test ... ok [INFO] [stdout] test cipher::monoalph::morse::tests::decrypt ... ok [INFO] [stdout] test util::prime_gen::tests::factor_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests classic_crypto [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stdout] test src/util/mod.rs - util::shuffle (line 250) ... ok [INFO] [stdout] test src/util/mod.rs - util::invert (line 276) ... ok [INFO] [stdout] test src/lang/language.rs - lang::language::Language::add_substitution (line 705) ... ok [INFO] [stdout] test src/util/mod.rs - util::modulo (line 419) ... ok [INFO] [stdout] test src/lang/language.rs - lang::language::Language::substitute_string (line 759) ... ok [INFO] [stdout] test src/util/mod.rs - util::mmi (line 347) ... ok [INFO] [stdout] test src/util/mod.rs - util::blocks (line 43) ... ok [INFO] [stdout] test src/util/mod.rs - util::is_unique (line 17) ... ok [INFO] [stdout] test src/util/mod.rs - util::fill_consecutive_vec (line 198) ... ok [INFO] [stdout] test src/util/mod.rs - util::fill_random_array (line 225) ... ok [INFO] [stdout] test src/util/mod.rs - util::find_order (line 311) ... ok [INFO] [stdout] test src/lang/language.rs - lang::language::Language::del_substitution (line 727) ... ok [INFO] [stdout] test src/util/mod.rs - util::fill_alphabet_from_start (line 150) ... ok [INFO] [stdout] test src/util/mod.rs - util::gcd (line 392) ... ok [INFO] [stdout] test src/util/mod.rs - util::fill_alphabet_continue (line 85) ... ok [INFO] [stdout] test src/lang/language.rs - lang::language::Language::new (line 117) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lang/language.rs - lang::language::Language::new (line 117) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', src/lang/language.rs:33:54 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x556386720360 - std::backtrace_rs::backtrace::libunwind::trace::h99dbb39dca18857d [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x556386720360 - std::backtrace_rs::backtrace::trace_unsynchronized::h832861927e9cfedf [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x556386720360 - std::sys_common::backtrace::_print_fmt::h3d18154c77dcf310 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x556386720360 - ::fmt::he312f4ad5b9bb346 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55638673a08c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x55638671edd5 - std::io::Write::write_fmt::h6aced00850e8186f [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/io/mod.rs:1665:15 [INFO] [stdout] 6: 0x556386721f9b - std::sys_common::backtrace::_print::h65d996766de40da4 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x556386721f9b - std::sys_common::backtrace::print::h40df9727e635f303 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x556386721f9b - std::panicking::default_hook::{{closure}}::hd2da4327dea91a51 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x556386721a71 - std::panicking::default_hook::h3d55120ad6ada158 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x556386722664 - std::panicking::rust_panic_with_hook::hf85dd0bb545e3b55 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x556386722147 - std::panicking::begin_panic_handler::{{closure}}::h736ae969434da9fa [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x55638672083c - std::sys_common::backtrace::__rust_end_short_backtrace::h6133bb80b1d6c3e0 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x5563867220a9 - rust_begin_unwind [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x5563866e4e91 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x5563866e4f23 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/result.rs:1599:5 [INFO] [stdout] 16: 0x5563866e8577 - core::result::Result::unwrap::hf746a5cf6f8b53b8 [INFO] [stdout] 17: 0x5563866f15c5 - rust_out::main::_doctest_main_src_lang_language_rs_117_0::h5361f0f86c1da567 [INFO] [stdout] 18: 0x5563866f0d16 - rust_out::main::h61823b600df25383 [INFO] [stdout] 19: 0x5563866e7833 - core::ops::function::FnOnce::call_once::h6cb22c19cf103035 [INFO] [stdout] 20: 0x5563866e7439 - std::sys_common::backtrace::__rust_begin_short_backtrace::h637ba5cce8c91c49 [INFO] [stdout] 21: 0x5563866e76f9 - std::rt::lang_start::{{closure}}::h712a4ed327341491 [INFO] [stdout] 22: 0x556386722b6a - core::ops::function::impls:: for &F>::call_once::h5a0483c8d4e9c15d [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 23: 0x556386722b6a - std::panicking::try::do_call::h6ad7918f175f6ddd [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40 [INFO] [stdout] 24: 0x556386722b6a - std::panicking::try::hcd5af58f52320690 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19 [INFO] [stdout] 25: 0x556386722b6a - std::panic::catch_unwind::hf1ae33ba67228f1e [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14 [INFO] [stdout] 26: 0x556386722b6a - std::rt::lang_start_internal::{{closure}}::h4a87bc0aa1312dc5 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:45:48 [INFO] [stdout] 27: 0x556386722b6a - std::panicking::try::do_call::h1ade2a52932fc900 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40 [INFO] [stdout] 28: 0x556386722b6a - std::panicking::try::h6f4a87ad169e174b [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19 [INFO] [stdout] 29: 0x556386722b6a - std::panic::catch_unwind::h043c7f08019f9e2a [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14 [INFO] [stdout] 30: 0x556386722b6a - std::rt::lang_start_internal::h82825699ebfd70bd [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:45:20 [INFO] [stdout] 31: 0x5563866e76d1 - std::rt::lang_start::h7f3abfe234c3922d [INFO] [stdout] 32: 0x5563866f1683 - main [INFO] [stdout] 33: 0x7f696f7230b3 - __libc_start_main [INFO] [stdout] 34: 0x5563866e55ee - _start [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lang/language.rs - lang::language::Language::new (line 117) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 15 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 9.20s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "6a9dda0c3bd10e8a71117ff997c1e2a31709db9dc57452656ce45dee1034cfbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a9dda0c3bd10e8a71117ff997c1e2a31709db9dc57452656ce45dee1034cfbf", kill_on_drop: false }` [INFO] [stdout] 6a9dda0c3bd10e8a71117ff997c1e2a31709db9dc57452656ce45dee1034cfbf