[INFO] fetching crate chipo 2.1.0... [INFO] testing chipo-2.1.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate chipo 2.1.0 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate chipo 2.1.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate chipo 2.1.0 [INFO] finished tweaking crates.io crate chipo 2.1.0 [INFO] tweaked toml for crates.io crate chipo 2.1.0 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 33c38e38dcf700e6124a93a330a8a62b969b8a19de8d116e271faf9138b7982b [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" "33c38e38dcf700e6124a93a330a8a62b969b8a19de8d116e271faf9138b7982b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "33c38e38dcf700e6124a93a330a8a62b969b8a19de8d116e271faf9138b7982b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33c38e38dcf700e6124a93a330a8a62b969b8a19de8d116e271faf9138b7982b", kill_on_drop: false }` [INFO] [stdout] 33c38e38dcf700e6124a93a330a8a62b969b8a19de8d116e271faf9138b7982b [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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac1d1e47e14d0a6aa04b88fa06562ba70b012a600a45cb64c0a5cdee62fd2e34 [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" "ac1d1e47e14d0a6aa04b88fa06562ba70b012a600a45cb64c0a5cdee62fd2e34", kill_on_drop: false }` [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The lib target `chipo` in package `chipo v2.1.0 (/opt/rustwide/workdir)` has the same output filename as the lib target `chipo` in package `chipo v2.1.0 (/opt/rustwide/workdir)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/deps/libchipo.so [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The lib target `chipo` in package `chipo v2.1.0 (/opt/rustwide/workdir)` has the same output filename as the lib target `chipo` in package `chipo v2.1.0 (/opt/rustwide/workdir)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/libchipo.so [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] Compiling chipo v2.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.74s [INFO] running `Command { std: "docker" "inspect" "ac1d1e47e14d0a6aa04b88fa06562ba70b012a600a45cb64c0a5cdee62fd2e34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac1d1e47e14d0a6aa04b88fa06562ba70b012a600a45cb64c0a5cdee62fd2e34", kill_on_drop: false }` [INFO] [stdout] ac1d1e47e14d0a6aa04b88fa06562ba70b012a600a45cb64c0a5cdee62fd2e34 [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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--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] 99336cd1c7ed34da4abbe72bdefb20043b691479aa2ade9ac37da4f89c120982 [INFO] running `Command { std: "docker" "start" "-a" "99336cd1c7ed34da4abbe72bdefb20043b691479aa2ade9ac37da4f89c120982", kill_on_drop: false }` [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The lib target `chipo` in package `chipo v2.1.0 (/opt/rustwide/workdir)` has the same output filename as the lib target `chipo` in package `chipo v2.1.0 (/opt/rustwide/workdir)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/deps/libchipo.so [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] thread 'main' panicked at 'assertion failed: mtimes.insert(output.clone(), mtime).is_none()', src/tools/cargo/src/cargo/core/compiler/fingerprint.rs:1017:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x557618770420 - std::backtrace_rs::backtrace::libunwind::trace::ha0ad43e8a952bfe7 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x557618770420 - std::backtrace_rs::backtrace::trace_unsynchronized::h6830419c0c4130dc [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x557618770420 - std::sys_common::backtrace::_print_fmt::h8f3516631ffa1ef5 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x557618770420 - ::fmt::he1640d5f0d93f618 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55761879978c - core::fmt::write::h88012e1f01caeebf [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x5576187684e5 - std::io::Write::write_fmt::h360fa85b30182555 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/io/mod.rs:1665:15 [INFO] [stderr] 6: 0x5576187732cb - std::sys_common::backtrace::_print::ha1f00492f406a015 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5576187732cb - std::sys_common::backtrace::print::hd54561b13feb6af3 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5576187732cb - std::panicking::default_hook::{{closure}}::h84fe124cd0864662 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x557618772da1 - std::panicking::default_hook::h5a8e74a76ce290a7 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x557618773994 - std::panicking::rust_panic_with_hook::h67c812a4fe9d4c91 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x557618773447 - std::panicking::begin_panic_handler::{{closure}}::h33f9c1b96af300d7 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:517:13 [INFO] [stderr] 12: 0x55761877091c - std::sys_common::backtrace::__rust_end_short_backtrace::h51bae64be5921f0e [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5576187733d9 - rust_begin_unwind [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x557617e18f61 - core::panicking::panic_fmt::h12a3a3c256485fca [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x557617e18ead - core::panicking::panic::h344f23ad26057b48 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/panicking.rs:50:5 [INFO] [stderr] 16: 0x55761803626b - cargo::core::compiler::fingerprint::calculate::h9e1987948c3c34cb [INFO] [stderr] 17: 0x55761802d357 - cargo::core::compiler::fingerprint::prepare_target::hb16e725ec530f8df [INFO] [stderr] 18: 0x557618179f91 - cargo::core::compiler::compile::hec2566385061fcff [INFO] [stderr] 19: 0x55761817a230 - cargo::core::compiler::compile::hec2566385061fcff [INFO] [stderr] 20: 0x55761822bc14 - cargo::core::compiler::context::Context::compile::h5cbcf1be57f6c85c [INFO] [stderr] 21: 0x557618144098 - cargo::ops::cargo_compile::compile_ws::hd6290836f24faad0 [INFO] [stderr] 22: 0x557618143d6e - cargo::ops::cargo_compile::compile::h42948de748ab8ddc [INFO] [stderr] 23: 0x5576181fb312 - cargo::ops::cargo_test::run_tests::h97cd4ad6d8345c7d [INFO] [stderr] 24: 0x557617e710aa - cargo::commands::test::exec::h2a96f205250e253f [INFO] [stderr] 25: 0x557617e793fd - cargo::cli::main::h974370764558c1a2 [INFO] [stderr] 26: 0x557617e83174 - cargo::main::h5ca5c7ad7068322c [INFO] [stderr] 27: 0x557617e58a03 - std::sys_common::backtrace::__rust_begin_short_backtrace::h1781a3f992353c44 [INFO] [stderr] 28: 0x557617e7ccf9 - std::rt::lang_start::{{closure}}::h2fdf29d46a6a5b3f [INFO] [stderr] 29: 0x557618773f9a - core::ops::function::impls:: for &F>::call_once::ha9408abe89f69dc4 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 30: 0x557618773f9a - std::panicking::try::do_call::h5b0cc9e9102acb65 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stderr] 31: 0x557618773f9a - std::panicking::try::hddc7f8229138b3ba [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stderr] 32: 0x557618773f9a - std::panic::catch_unwind::hfa401ff8bab2986e [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stderr] 33: 0x557618773f9a - std::rt::lang_start_internal::{{closure}}::h8163422320d11405 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:45:48 [INFO] [stderr] 34: 0x557618773f9a - std::panicking::try::do_call::hc742cc7bb4f0fb20 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stderr] 35: 0x557618773f9a - std::panicking::try::ha37d8d2dd1acf7d3 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stderr] 36: 0x557618773f9a - std::panic::catch_unwind::h8a5381d5ecf437bc [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stderr] 37: 0x557618773f9a - std::rt::lang_start_internal::h7e2cee8c90d4a4d3 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:45:20 [INFO] [stderr] 38: 0x557617e85302 - main [INFO] [stderr] 39: 0x7fc32177e0b3 - __libc_start_main [INFO] [stderr] 40: 0x557617e197a1 - [INFO] running `Command { std: "docker" "inspect" "99336cd1c7ed34da4abbe72bdefb20043b691479aa2ade9ac37da4f89c120982", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99336cd1c7ed34da4abbe72bdefb20043b691479aa2ade9ac37da4f89c120982", kill_on_drop: false }` [INFO] [stdout] 99336cd1c7ed34da4abbe72bdefb20043b691479aa2ade9ac37da4f89c120982