[INFO] fetching crate json_utils_2024 0.5.2...
[INFO] testing json_utils_2024-0.5.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate json_utils_2024 0.5.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate json_utils_2024 0.5.2
[INFO] finished tweaking crates.io crate json_utils_2024 0.5.2
[INFO] tweaked toml for crates.io crate json_utils_2024 0.5.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate json_utils_2024 0.5.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1815815a19353c19723623ff1666217b482b5f1136a583497428d63d8428d886
[INFO] running `Command { std: "docker" "start" "-a" "1815815a19353c19723623ff1666217b482b5f1136a583497428d63d8428d886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1815815a19353c19723623ff1666217b482b5f1136a583497428d63d8428d886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1815815a19353c19723623ff1666217b482b5f1136a583497428d63d8428d886", kill_on_drop: false }`
[INFO] [stdout] 1815815a19353c19723623ff1666217b482b5f1136a583497428d63d8428d886
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2aae8ad6b822076d3be05a9f322b618343983c17f944e7cf1dfd551e1c21df96
[INFO] running `Command { std: "docker" "start" "-a" "2aae8ad6b822076d3be05a9f322b618343983c17f944e7cf1dfd551e1c21df96", kill_on_drop: false }`
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The lib target `libjsonutils` in package `json_utils_2024 v0.5.2 (/opt/rustwide/workdir)` has the same output filename as the lib target `libjsonutils` in package `json_utils_2024 v0.5.2 (/opt/rustwide/workdir)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/deps/liblibjsonutils-b8b0896f7123321f.rlib
[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 <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The lib target `libjsonutils` in package `json_utils_2024 v0.5.2 (/opt/rustwide/workdir)` has the same output filename as the lib target `libjsonutils` in package `json_utils_2024 v0.5.2 (/opt/rustwide/workdir)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/liblibjsonutils.rlib
[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 <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling json_utils_2024 v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `Command { std: "docker" "inspect" "2aae8ad6b822076d3be05a9f322b618343983c17f944e7cf1dfd551e1c21df96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aae8ad6b822076d3be05a9f322b618343983c17f944e7cf1dfd551e1c21df96", kill_on_drop: false }`
[INFO] [stdout] 2aae8ad6b822076d3be05a9f322b618343983c17f944e7cf1dfd551e1c21df96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 730b1e87a47768fb42a206e3fb8c05d9a9caba846710c78f76fbffc4a05c3d3e
[INFO] running `Command { std: "docker" "start" "-a" "730b1e87a47768fb42a206e3fb8c05d9a9caba846710c78f76fbffc4a05c3d3e", kill_on_drop: false }`
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The lib target `libjsonutils` in package `json_utils_2024 v0.5.2 (/opt/rustwide/workdir)` has the same output filename as the lib target `libjsonutils` in package `json_utils_2024 v0.5.2 (/opt/rustwide/workdir)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/deps/liblibjsonutils-b8b0896f7123321f.rlib
[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 <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr] 
[INFO] [stderr] thread 'main' panicked at src/tools/cargo/src/cargo/core/compiler/fingerprint/mod.rs:1177:13:
[INFO] [stderr] assertion failed: mtimes.insert(output.clone(), mtime).is_none()
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x60c32d7024e3 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x60c32d7024e3 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x60c32d7024e3 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x60c32d7024e3 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x60c32d1ee693 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x60c32d1ee693 - core::fmt::write::h8a494366950f23bb
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]    6:     0x60c32d6fc683 - std::io::default_write_fmt::ha27fbccbc65eb6fa
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x60c32d6fc683 - std::io::Write::write_fmt::h6556609fca33d0b1
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x60c32d702342 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x60c32d705cd9 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stderr]   10:     0x60c32d705858 - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:327:9
[INFO] [stderr]   11:     0x60c32d706435 - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:833:13
[INFO] [stderr]   12:     0x60c32d7061a6 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13
[INFO] [stderr]   13:     0x60c32d7029b9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]   14:     0x60c32d705e8d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stderr]   15:     0x60c32d1ebc60 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stderr]   16:     0x60c32d1ebcec - core::panicking::panic::h89a5f2df32b0508a
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:145:5
[INFO] [stderr]   17:     0x60c32cc98a1b - <cargo[891c246e6e6bff6]::core::compiler::fingerprint::Fingerprint>::check_filesystem
[INFO] [stderr]   18:     0x60c32cca0c22 - cargo[891c246e6e6bff6]::core::compiler::fingerprint::calculate
[INFO] [stderr]   19:     0x60c32cfd1eef - cargo[891c246e6e6bff6]::core::compiler::fingerprint::prepare_target
[INFO] [stderr]   20:     0x60c32cfe0b2c - cargo[891c246e6e6bff6]::core::compiler::compile
[INFO] [stderr]   21:     0x60c32cfe2311 - cargo[891c246e6e6bff6]::core::compiler::compile
[INFO] [stderr]   22:     0x60c32cfc8a97 - <cargo[891c246e6e6bff6]::core::compiler::build_runner::BuildRunner>::compile
[INFO] [stderr]   23:     0x60c32d01bb5c - cargo[891c246e6e6bff6]::ops::cargo_compile::compile_ws
[INFO] [stderr]   24:     0x60c32cdb0df2 - cargo[891c246e6e6bff6]::ops::cargo_compile::compile_with_exec
[INFO] [stderr]   25:     0x60c32cdb0d4b - cargo[891c246e6e6bff6]::ops::cargo_compile::compile
[INFO] [stderr]   26:     0x60c32ce08eef - cargo[891c246e6e6bff6]::ops::cargo_test::compile_tests
[INFO] [stderr]   27:     0x60c32ce06a57 - cargo[891c246e6e6bff6]::ops::cargo_test::run_tests
[INFO] [stderr]   28:     0x60c32d13ee15 - cargo[78258285e672727d]::commands::test::exec
[INFO] [stderr]   29:     0x60c32d15692a - <cargo[78258285e672727d]::cli::Exec>::exec
[INFO] [stderr]   30:     0x60c32d14a3a5 - cargo[78258285e672727d]::main
[INFO] [stderr]   31:     0x60c32d09d573 - std[9479b33d5e275715]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]   32:     0x60c32d0b0a99 - std[9479b33d5e275715]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]   33:     0x60c32d6f1621 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h638295a043b40957
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:290:21
[INFO] [stderr]   34:     0x60c32d6f1621 - std::panicking::catch_unwind::do_call::hbd68098bdea1ca50
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stderr]   35:     0x60c32d6f1621 - std::panicking::catch_unwind::h50591d85bf847c7c
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stderr]   36:     0x60c32d6f1621 - std::panic::catch_unwind::h2487b4c4f2ae22c6
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stderr]   37:     0x60c32d6f1621 - std::rt::lang_start_internal::{{closure}}::h61f0945cc6c9a811
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:175:24
[INFO] [stderr]   38:     0x60c32d6f1621 - std::panicking::catch_unwind::do_call::h34b9c3722acd6bd1
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stderr]   39:     0x60c32d6f1621 - std::panicking::catch_unwind::hf9a822ea043fb0d6
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stderr]   40:     0x60c32d6f1621 - std::panic::catch_unwind::h5b3cac802237ed89
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stderr]   41:     0x60c32d6f1621 - std::rt::lang_start_internal::h34f9328d113fd60a
[INFO] [stderr]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:171:5
[INFO] [stderr]   42:     0x60c32d160fb5 - main
[INFO] [stderr]   43:     0x73153838b1ca - <unknown>
[INFO] [stderr]   44:     0x73153838b28b - __libc_start_main
[INFO] [stderr]   45:     0x60c32c721829 - <unknown>
[INFO] [stderr]   46:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "730b1e87a47768fb42a206e3fb8c05d9a9caba846710c78f76fbffc4a05c3d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "730b1e87a47768fb42a206e3fb8c05d9a9caba846710c78f76fbffc4a05c3d3e", kill_on_drop: false }`
[INFO] [stdout] 730b1e87a47768fb42a206e3fb8c05d9a9caba846710c78f76fbffc4a05c3d3e
