[INFO] fetching crate chipo 2.1.0... [INFO] testing chipo-2.1.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate chipo 2.1.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate chipo 2.1.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cd7dfeb191ce56bdf15e00c5c29a9cc2f8f631866bce6477752baa45a765240e [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" "cd7dfeb191ce56bdf15e00c5c29a9cc2f8f631866bce6477752baa45a765240e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd7dfeb191ce56bdf15e00c5c29a9cc2f8f631866bce6477752baa45a765240e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd7dfeb191ce56bdf15e00c5c29a9cc2f8f631866bce6477752baa45a765240e", kill_on_drop: false }` [INFO] [stdout] cd7dfeb191ce56bdf15e00c5c29a9cc2f8f631866bce6477752baa45a765240e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 57c1a26ede2fe50653c1b2e687934cec44e16030d0d6f6da728111cb6ed4d54d [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" "57c1a26ede2fe50653c1b2e687934cec44e16030d0d6f6da728111cb6ed4d54d", 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 3.24s [INFO] running `Command { std: "docker" "inspect" "57c1a26ede2fe50653c1b2e687934cec44e16030d0d6f6da728111cb6ed4d54d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57c1a26ede2fe50653c1b2e687934cec44e16030d0d6f6da728111cb6ed4d54d", kill_on_drop: false }` [INFO] [stdout] 57c1a26ede2fe50653c1b2e687934cec44e16030d0d6f6da728111cb6ed4d54d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 409ce4d04229cab7b7069c3a911e06e462ab5ab0d81bd01aac4388cf140310f6 [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" "409ce4d04229cab7b7069c3a911e06e462ab5ab0d81bd01aac4388cf140310f6", 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:1020:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x555df1083ee0 - std::backtrace_rs::backtrace::libunwind::trace::h1037ca7e6eeef65c [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x555df1083ee0 - std::backtrace_rs::backtrace::trace_unsynchronized::haaefac1bc3669450 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x555df1083ee0 - std::sys_common::backtrace::_print_fmt::h863a6f5e6d995885 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x555df1083ee0 - ::fmt::h767e17e1aa7df6a8 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x555df10ad5ac - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/fmt/mod.rs:1110:17 [INFO] [stderr] 5: 0x555df107bf95 - std::io::Write::write_fmt::h4c802b6f761026c1 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/io/mod.rs:1584:15 [INFO] [stderr] 6: 0x555df1086d5b - std::sys_common::backtrace::_print::h2769edb26a7eb606 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x555df1086d5b - std::sys_common::backtrace::print::ha71f3549862b4cb6 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x555df1086d5b - std::panicking::default_hook::{{closure}}::h95488a3bade217f6 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x555df1086831 - std::panicking::default_hook::h290aa602c0fb11df [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x555df1087401 - std::panicking::rust_panic_with_hook::hf32c4fa635e215f2 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x555df1086ed7 - std::panicking::begin_panic_handler::{{closure}}::h95197ccd88846f7a [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:517:13 [INFO] [stderr] 12: 0x555df10843bc - std::sys_common::backtrace::__rust_end_short_backtrace::h7641df9566f7b7d0 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x555df1086e69 - rust_begin_unwind [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x555df0754161 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x555df07540ad - core::panicking::panic::h3de4db67bd397eb3 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/panicking.rs:50:5 [INFO] [stderr] 16: 0x555df098cffc - cargo::core::compiler::fingerprint::calculate::h1bb5b9cd56833111 [INFO] [stderr] 17: 0x555df0984568 - cargo::core::compiler::fingerprint::prepare_target::hf6dfac2f8f0dda7e [INFO] [stderr] 18: 0x555df0ac5020 - cargo::core::compiler::compile::h800c6f20e74742f0 [INFO] [stderr] 19: 0x555df0ac52d8 - cargo::core::compiler::compile::h800c6f20e74742f0 [INFO] [stderr] 20: 0x555df07fc49a - cargo::core::compiler::context::Context::compile::h4144cd810929db6b [INFO] [stderr] 21: 0x555df0a90722 - cargo::ops::cargo_compile::compile_ws::hf313f806770fcbdd [INFO] [stderr] 22: 0x555df0a904de - cargo::ops::cargo_compile::compile::h8e8dcb1cbae804c0 [INFO] [stderr] 23: 0x555df0b4c9f2 - cargo::ops::cargo_test::run_tests::h0327988c5058997a [INFO] [stderr] 24: 0x555df076e26e - cargo::commands::test::exec::h7305e804e4fc662e [INFO] [stderr] 25: 0x555df0764057 - cargo::cli::main::h9b612d9ad067be49 [INFO] [stderr] 26: 0x555df076ee64 - cargo::main::h4b0e7bb145a3ddd5 [INFO] [stderr] 27: 0x555df07be683 - std::sys_common::backtrace::__rust_begin_short_backtrace::hfdcd26b8d5806cdb [INFO] [stderr] 28: 0x555df07711f9 - std::rt::lang_start::{{closure}}::h1503bf310cd1be1b [INFO] [stderr] 29: 0x555df10879f9 - core::ops::function::impls:: for &F>::call_once::h04259e4a34d07c2f [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 30: 0x555df10879f9 - std::panicking::try::do_call::hb8da45704d5cfbbf [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:401:40 [INFO] [stderr] 31: 0x555df10879f9 - std::panicking::try::h4beadc19a78fec52 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:365:19 [INFO] [stderr] 32: 0x555df10879f9 - std::panic::catch_unwind::hc58016cd36ba81a4 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panic.rs:433:14 [INFO] [stderr] 33: 0x555df10879f9 - std::rt::lang_start_internal::hc51399759a90501a [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/rt.rs:34:21 [INFO] [stderr] 34: 0x555df0770ec2 - main [INFO] [stderr] 35: 0x7fd467c0b0b3 - __libc_start_main [INFO] [stderr] 36: 0x555df07549a1 - [INFO] running `Command { std: "docker" "inspect" "409ce4d04229cab7b7069c3a911e06e462ab5ab0d81bd01aac4388cf140310f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "409ce4d04229cab7b7069c3a911e06e462ab5ab0d81bd01aac4388cf140310f6", kill_on_drop: false }` [INFO] [stdout] 409ce4d04229cab7b7069c3a911e06e462ab5ab0d81bd01aac4388cf140310f6