[INFO] fetching crate json_utils_2024 0.5.2... [INFO] testing json_utils_2024-0.5.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate json_utils_2024 0.5.2 into /workspace/builds/worker-3-tc2/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-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate json_utils_2024 0.5.2 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 14 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aeb63e846e485a5d09c1a091272633cc75db9766f04392788c254812a22dd03c [INFO] running `Command { std: "docker" "start" "-a" "aeb63e846e485a5d09c1a091272633cc75db9766f04392788c254812a22dd03c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aeb63e846e485a5d09c1a091272633cc75db9766f04392788c254812a22dd03c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aeb63e846e485a5d09c1a091272633cc75db9766f04392788c254812a22dd03c", kill_on_drop: false }` [INFO] [stdout] aeb63e846e485a5d09c1a091272633cc75db9766f04392788c254812a22dd03c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 86673ae502764dadf10b33634cb3b3d133ad835bb381b31f3db917f83e2d109c [INFO] running `Command { std: "docker" "start" "-a" "86673ae502764dadf10b33634cb3b3d133ad835bb381b31f3db917f83e2d109c", 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-c921dd8e0fb96d64.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 . [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 . [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling hashbrown v0.15.5 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Compiling indexmap v2.11.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling json_utils_2024 v0.5.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.34s [INFO] running `Command { std: "docker" "inspect" "86673ae502764dadf10b33634cb3b3d133ad835bb381b31f3db917f83e2d109c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86673ae502764dadf10b33634cb3b3d133ad835bb381b31f3db917f83e2d109c", kill_on_drop: false }` [INFO] [stdout] 86673ae502764dadf10b33634cb3b3d133ad835bb381b31f3db917f83e2d109c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 01854319026d3b4cc41d09a72c1a9c1d4c05281c3bac006771ec43be35b9f464 [INFO] running `Command { std: "docker" "start" "-a" "01854319026d3b4cc41d09a72c1a9c1d4c05281c3bac006771ec43be35b9f464", 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-c921dd8e0fb96d64.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 . [INFO] [stderr] [INFO] [stderr] thread 'main' (1) 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: 0x55b975216cf2 - std::backtrace_rs::backtrace::libunwind::trace::h589a96ef7638b383 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x55b975216cf2 - std::backtrace_rs::backtrace::trace_unsynchronized::h23a30a7548c40de4 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x55b975216cf2 - std::sys::backtrace::_print_fmt::h87dabd6535c8c07a [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x55b975216cf2 - ::fmt::hffd20ad4e5eca8ab [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x55b97522b0cf - core::fmt::rt::Argument::fmt::h75c83e3fd5ce2419 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x55b97522b0cf - core::fmt::write::h6d9d3a7cfd7b84f5 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x55b9751d8c53 - std::io::default_write_fmt::ha7130bf70117e1da [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x55b9751d8c53 - std::io::Write::write_fmt::h22459ad26fe60c51 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x55b9751e9242 - std::sys::backtrace::BacktraceLock::print::hb28797143397220e [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x55b9751f00af - std::panicking::default_hook::{{closure}}::h7555113b62983743 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x55b9751eff09 - std::panicking::default_hook::h2714b564abe8d914 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x55b9751f0735 - std::panicking::panic_with_hook::h190dc82263685ec5 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x55b9751f04e6 - std::panicking::panic_handler::{{closure}}::h8b036a1b366643ac [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:700:13 [INFO] [stderr] 13: 0x55b9751e9379 - std::sys::backtrace::__rust_end_short_backtrace::h45affcfc0c830da8 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x55b9751cb2dd - __rustc[9b67c8562bba447b]::rust_begin_unwind [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x55b9752360e0 - core::panicking::panic_fmt::hc084f85b1e76c16d [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panicking.rs:75:14 [INFO] [stderr] 16: 0x55b9752360bc - core::panicking::panic::h019d7f9cc862af37 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panicking.rs:145:5 [INFO] [stderr] 17: 0x55b9742e5193 - ::check_filesystem [INFO] [stderr] 18: 0x55b974509e25 - cargo[fa13330d128e5742]::core::compiler::fingerprint::calculate [INFO] [stderr] 19: 0x55b97450088c - cargo[fa13330d128e5742]::core::compiler::fingerprint::prepare_target [INFO] [stderr] 20: 0x55b9744739e1 - cargo[fa13330d128e5742]::core::compiler::compile [INFO] [stderr] 21: 0x55b974475267 - cargo[fa13330d128e5742]::core::compiler::compile [INFO] [stderr] 22: 0x55b9742825ce - ::compile [INFO] [stderr] 23: 0x55b9743d0d3e - cargo[fa13330d128e5742]::ops::cargo_compile::compile_ws [INFO] [stderr] 24: 0x55b9743d3ee2 - cargo[fa13330d128e5742]::ops::cargo_compile::compile_with_exec [INFO] [stderr] 25: 0x55b9743d9076 - cargo[fa13330d128e5742]::ops::cargo_compile::compile [INFO] [stderr] 26: 0x55b9743b3daf - cargo[fa13330d128e5742]::ops::cargo_test::compile_tests [INFO] [stderr] 27: 0x55b9743b5137 - cargo[fa13330d128e5742]::ops::cargo_test::run_tests [INFO] [stderr] 28: 0x55b973d3060c - cargo[233bc1b54a058da7]::commands::test::exec [INFO] [stderr] 29: 0x55b973cf7d7d - ::exec [INFO] [stderr] 30: 0x55b973cf5a26 - cargo[233bc1b54a058da7]::main [INFO] [stderr] 31: 0x55b973cd0cf3 - std[873cba99d9e73db4]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stderr] 32: 0x55b973ce3f89 - std[873cba99d9e73db4]::rt::lang_start::<()>::{closure#0} [INFO] [stderr] 33: 0x55b9751daa90 - core::ops::function::impls:: for &F>::call_once::hcc75fa61d21ecbe5 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/ops/function.rs:290:21 [INFO] [stderr] 34: 0x55b9751daa90 - std::panicking::catch_unwind::do_call::h38c051a071ca3bc0 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:590:40 [INFO] [stderr] 35: 0x55b9751daa90 - std::panicking::catch_unwind::hede2a2f6f4519f78 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:553:19 [INFO] [stderr] 36: 0x55b9751daa90 - std::panic::catch_unwind::h94765a19f52c0a43 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panic.rs:359:14 [INFO] [stderr] 37: 0x55b9751daa90 - std::rt::lang_start_internal::{{closure}}::hb89c21d557706591 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/rt.rs:175:24 [INFO] [stderr] 38: 0x55b9751daa90 - std::panicking::catch_unwind::do_call::h50685f05733aeeef [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:590:40 [INFO] [stderr] 39: 0x55b9751daa90 - std::panicking::catch_unwind::hf9ba9716b02e6738 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:553:19 [INFO] [stderr] 40: 0x55b9751daa90 - std::panic::catch_unwind::h29770e281302b24d [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panic.rs:359:14 [INFO] [stderr] 41: 0x55b9751daa90 - std::rt::lang_start_internal::hd5573b1f5f705a2a [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/rt.rs:171:5 [INFO] [stderr] 42: 0x55b973d6a345 - main [INFO] [stderr] 43: 0x76d85b2e91ca - [INFO] [stderr] 44: 0x76d85b2e928b - __libc_start_main [INFO] [stderr] 45: 0x55b973ca9fa9 - [INFO] [stderr] 46: 0x0 - [INFO] running `Command { std: "docker" "inspect" "01854319026d3b4cc41d09a72c1a9c1d4c05281c3bac006771ec43be35b9f464", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01854319026d3b4cc41d09a72c1a9c1d4c05281c3bac006771ec43be35b9f464", kill_on_drop: false }` [INFO] [stdout] 01854319026d3b4cc41d09a72c1a9c1d4c05281c3bac006771ec43be35b9f464