[INFO] fetching crate chipo 2.1.0... [INFO] testing chipo-2.1.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] extracting crate chipo 2.1.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate chipo 2.1.0 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 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-13/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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 6fb7758efb7b9e99475acd536db93acf4c6ef98ee4022319e190caefa2e07451 [INFO] running `Command { std: "docker" "start" "-a" "6fb7758efb7b9e99475acd536db93acf4c6ef98ee4022319e190caefa2e07451", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6fb7758efb7b9e99475acd536db93acf4c6ef98ee4022319e190caefa2e07451", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fb7758efb7b9e99475acd536db93acf4c6ef98ee4022319e190caefa2e07451", kill_on_drop: false }` [INFO] [stdout] 6fb7758efb7b9e99475acd536db93acf4c6ef98ee4022319e190caefa2e07451 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] 924ccc2dbf929c50d89429f88a0df1ca258759866e00d2ef0fe8cab0006fd657 [INFO] running `Command { std: "docker" "start" "-a" "924ccc2dbf929c50d89429f88a0df1ca258759866e00d2ef0fe8cab0006fd657", 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 rand_core v0.3.1 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling chipo v2.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.60s [INFO] running `Command { std: "docker" "inspect" "924ccc2dbf929c50d89429f88a0df1ca258759866e00d2ef0fe8cab0006fd657", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "924ccc2dbf929c50d89429f88a0df1ca258759866e00d2ef0fe8cab0006fd657", kill_on_drop: false }` [INFO] [stdout] 924ccc2dbf929c50d89429f88a0df1ca258759866e00d2ef0fe8cab0006fd657 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] e8e0b5a5cd8418a2be12213d6a8ed84e7ca49ae4030da570bdfc91b21d75c7bf [INFO] running `Command { std: "docker" "start" "-a" "e8e0b5a5cd8418a2be12213d6a8ed84e7ca49ae4030da570bdfc91b21d75c7bf", 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: 0x56265c83f320 - std::backtrace_rs::backtrace::libunwind::trace::h99dbb39dca18857d [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x56265c83f320 - std::backtrace_rs::backtrace::trace_unsynchronized::h832861927e9cfedf [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56265c83f320 - std::sys_common::backtrace::_print_fmt::h3d18154c77dcf310 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x56265c83f320 - ::fmt::he312f4ad5b9bb346 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56265c8686cc - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x56265c837535 - std::io::Write::write_fmt::h6aced00850e8186f [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/io/mod.rs:1665:15 [INFO] [stderr] 6: 0x56265c84218b - std::sys_common::backtrace::_print::h65d996766de40da4 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x56265c84218b - std::sys_common::backtrace::print::h40df9727e635f303 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x56265c84218b - std::panicking::default_hook::{{closure}}::hd2da4327dea91a51 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x56265c841c61 - std::panicking::default_hook::h3d55120ad6ada158 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x56265c842854 - std::panicking::rust_panic_with_hook::hf85dd0bb545e3b55 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x56265c842307 - std::panicking::begin_panic_handler::{{closure}}::h736ae969434da9fa [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:517:13 [INFO] [stderr] 12: 0x56265c83f7fc - std::sys_common::backtrace::__rust_end_short_backtrace::h6133bb80b1d6c3e0 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x56265c842299 - rust_begin_unwind [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x56265beecf61 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x56265beecead - core::panicking::panic::hd695e3b1d0dd4ef4 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/panicking.rs:50:5 [INFO] [stderr] 16: 0x56265c0fcf18 - cargo::core::compiler::fingerprint::calculate::h9c84db31864e3ce4 [INFO] [stderr] 17: 0x56265c0f475f - cargo::core::compiler::fingerprint::prepare_target::h0f90809df466b02a [INFO] [stderr] 18: 0x56265c2343f1 - cargo::core::compiler::compile::hee02942b10fa9851 [INFO] [stderr] 19: 0x56265c234690 - cargo::core::compiler::compile::hee02942b10fa9851 [INFO] [stderr] 20: 0x56265c2e6494 - cargo::core::compiler::context::Context::compile::h90affb0b52efbf30 [INFO] [stderr] 21: 0x56265c1fe338 - cargo::ops::cargo_compile::compile_ws::h093e1d3adbf10271 [INFO] [stderr] 22: 0x56265c1fe00e - cargo::ops::cargo_compile::compile::h3451421b2e14e46a [INFO] [stderr] 23: 0x56265c2b6bc2 - cargo::ops::cargo_test::run_tests::h0c78f48373fcc57a [INFO] [stderr] 24: 0x56265bf477da - cargo::commands::test::exec::h3f9101070071e272 [INFO] [stderr] 25: 0x56265bf4f76d - cargo::cli::main::hcc2575ee390f0f71 [INFO] [stderr] 26: 0x56265befb9e4 - cargo::main::h23aa69b8ccfeb4b4 [INFO] [stderr] 27: 0x56265bf2f5a3 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3c843b31fa61065d [INFO] [stderr] 28: 0x56265bf531c9 - std::rt::lang_start::{{closure}}::hfdd1a62d4bd1dcc7 [INFO] [stderr] 29: 0x56265c842e5a - core::ops::function::impls:: for &F>::call_once::h5a0483c8d4e9c15d [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 30: 0x56265c842e5a - std::panicking::try::do_call::h6ad7918f175f6ddd [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40 [INFO] [stderr] 31: 0x56265c842e5a - std::panicking::try::hcd5af58f52320690 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19 [INFO] [stderr] 32: 0x56265c842e5a - std::panic::catch_unwind::hf1ae33ba67228f1e [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14 [INFO] [stderr] 33: 0x56265c842e5a - std::rt::lang_start_internal::{{closure}}::h4a87bc0aa1312dc5 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:45:48 [INFO] [stderr] 34: 0x56265c842e5a - std::panicking::try::do_call::h1ade2a52932fc900 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40 [INFO] [stderr] 35: 0x56265c842e5a - std::panicking::try::h6f4a87ad169e174b [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19 [INFO] [stderr] 36: 0x56265c842e5a - std::panic::catch_unwind::h043c7f08019f9e2a [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14 [INFO] [stderr] 37: 0x56265c842e5a - std::rt::lang_start_internal::h82825699ebfd70bd [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:45:20 [INFO] [stderr] 38: 0x56265befdc32 - main [INFO] [stderr] 39: 0x7fbbe4f4e0b3 - __libc_start_main [INFO] [stderr] 40: 0x56265beed7a1 - [INFO] running `Command { std: "docker" "inspect" "e8e0b5a5cd8418a2be12213d6a8ed84e7ca49ae4030da570bdfc91b21d75c7bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8e0b5a5cd8418a2be12213d6a8ed84e7ca49ae4030da570bdfc91b21d75c7bf", kill_on_drop: false }` [INFO] [stdout] e8e0b5a5cd8418a2be12213d6a8ed84e7ca49ae4030da570bdfc91b21d75c7bf