[INFO] fetching crate json_utils_2024 0.5.2... [INFO] testing json_utils_2024-0.5.2 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate json_utils_2024 0.5.2 into /workspace/builds/worker-3-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-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate json_utils_2024 0.5.2 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9854fb048a3ae1ba77c01e45f6f2e8e9d2764652afca28d0f39c20aef3501cda [INFO] running `Command { std: "docker" "start" "-a" "9854fb048a3ae1ba77c01e45f6f2e8e9d2764652afca28d0f39c20aef3501cda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9854fb048a3ae1ba77c01e45f6f2e8e9d2764652afca28d0f39c20aef3501cda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9854fb048a3ae1ba77c01e45f6f2e8e9d2764652afca28d0f39c20aef3501cda", kill_on_drop: false }` [INFO] [stdout] 9854fb048a3ae1ba77c01e45f6f2e8e9d2764652afca28d0f39c20aef3501cda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 17f3bca7355af76a35b530c74683ea3cea204ffb50bce3f91e1b58ff5bd83e5d [INFO] running `Command { std: "docker" "start" "-a" "17f3bca7355af76a35b530c74683ea3cea204ffb50bce3f91e1b58ff5bd83e5d", 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 serde_json v1.0.143 [INFO] [stderr] Compiling hashbrown v0.15.5 [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 11.19s [INFO] running `Command { std: "docker" "inspect" "17f3bca7355af76a35b530c74683ea3cea204ffb50bce3f91e1b58ff5bd83e5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17f3bca7355af76a35b530c74683ea3cea204ffb50bce3f91e1b58ff5bd83e5d", kill_on_drop: false }` [INFO] [stdout] 17f3bca7355af76a35b530c74683ea3cea204ffb50bce3f91e1b58ff5bd83e5d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 30f612748c8796941da07b30b676d4d9279b9659507592318f6c4cfaf6d77219 [INFO] running `Command { std: "docker" "start" "-a" "30f612748c8796941da07b30b676d4d9279b9659507592318f6c4cfaf6d77219", 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: 0x5741effb0bf2 - std::backtrace_rs::backtrace::libunwind::trace::h7cddb8376417e7cc [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x5741effb0bf2 - std::backtrace_rs::backtrace::trace_unsynchronized::hb4e41acf4b349ff1 [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x5741effb0bf2 - std::sys::backtrace::_print_fmt::h1222b80910ba6eb5 [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5741effb0bf2 - ::fmt::h5bb8a979ba5db788 [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5741effc4fcf - core::fmt::rt::Argument::fmt::h2ee2c138a50a7796 [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x5741effc4fcf - core::fmt::write::h1e0dbf07fe3990bd [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x5741eff72c83 - std::io::default_write_fmt::hb0810a37865e52a5 [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5741eff72c83 - std::io::Write::write_fmt::h12c8908aaac7ca22 [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x5741eff83142 - std::sys::backtrace::BacktraceLock::print::h788d486777205086 [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x5741eff89faf - std::panicking::default_hook::{{closure}}::ha7bdfeb5949fc0fa [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x5741eff89e09 - std::panicking::default_hook::h6dad75ec721846f4 [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x5741eff8a635 - std::panicking::panic_with_hook::hba00e869ada17676 [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x5741eff8a3e6 - std::panicking::panic_handler::{{closure}}::h3d21149c258e5ceb [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:700:13 [INFO] [stderr] 13: 0x5741eff83279 - std::sys::backtrace::__rust_end_short_backtrace::h4f5d9b9dfb3e6ec1 [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x5741eff651dd - __rustc[9a7a9f9af7564de1]::rust_begin_unwind [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x5741effcffe0 - core::panicking::panic_fmt::h78e817a90331d98b [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panicking.rs:75:14 [INFO] [stderr] 16: 0x5741effcffbc - core::panicking::panic::h33d2d00634ffed6f [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panicking.rs:145:5 [INFO] [stderr] 17: 0x5741ef07e163 - ::check_filesystem [INFO] [stderr] 18: 0x5741ef2a3d95 - cargo[3780b4e8ada6a20e]::core::compiler::fingerprint::calculate [INFO] [stderr] 19: 0x5741ef29a7fc - cargo[3780b4e8ada6a20e]::core::compiler::fingerprint::prepare_target [INFO] [stderr] 20: 0x5741ef20d941 - cargo[3780b4e8ada6a20e]::core::compiler::compile [INFO] [stderr] 21: 0x5741ef20f1c7 - cargo[3780b4e8ada6a20e]::core::compiler::compile [INFO] [stderr] 22: 0x5741ef01a21e - ::compile [INFO] [stderr] 23: 0x5741ef16ac9e - cargo[3780b4e8ada6a20e]::ops::cargo_compile::compile_ws [INFO] [stderr] 24: 0x5741ef16de42 - cargo[3780b4e8ada6a20e]::ops::cargo_compile::compile_with_exec [INFO] [stderr] 25: 0x5741ef172fd6 - cargo[3780b4e8ada6a20e]::ops::cargo_compile::compile [INFO] [stderr] 26: 0x5741ef14dd0f - cargo[3780b4e8ada6a20e]::ops::cargo_test::compile_tests [INFO] [stderr] 27: 0x5741ef14f097 - cargo[3780b4e8ada6a20e]::ops::cargo_test::run_tests [INFO] [stderr] 28: 0x5741eeaca58c - cargo[e6dd5535c4a1ceb4]::commands::test::exec [INFO] [stderr] 29: 0x5741eea9271d - ::exec [INFO] [stderr] 30: 0x5741eea8f9a6 - cargo[e6dd5535c4a1ceb4]::main [INFO] [stderr] 31: 0x5741eea6ac73 - std[b78fcb58897fbf01]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stderr] 32: 0x5741eea7df09 - std[b78fcb58897fbf01]::rt::lang_start::<()>::{closure#0} [INFO] [stderr] 33: 0x5741eff74990 - core::ops::function::impls:: for &F>::call_once::h1dc0a50e6295ec78 [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:290:21 [INFO] [stderr] 34: 0x5741eff74990 - std::panicking::catch_unwind::do_call::h209f742e9999044e [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40 [INFO] [stderr] 35: 0x5741eff74990 - std::panicking::catch_unwind::h508c6e2aa6d72749 [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19 [INFO] [stderr] 36: 0x5741eff74990 - std::panic::catch_unwind::hebcbb24aa9914693 [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14 [INFO] [stderr] 37: 0x5741eff74990 - std::rt::lang_start_internal::{{closure}}::h703cbe32967ef209 [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/rt.rs:175:24 [INFO] [stderr] 38: 0x5741eff74990 - std::panicking::catch_unwind::do_call::hf50f2a30bce4e10b [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40 [INFO] [stderr] 39: 0x5741eff74990 - std::panicking::catch_unwind::hac448d7e3b12daa3 [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19 [INFO] [stderr] 40: 0x5741eff74990 - std::panic::catch_unwind::ha9d74a13d77f299c [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14 [INFO] [stderr] 41: 0x5741eff74990 - std::rt::lang_start_internal::ha26d244788d1956d [INFO] [stderr] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/rt.rs:171:5 [INFO] [stderr] 42: 0x5741eeb042b5 - main [INFO] [stderr] 43: 0x7548cc0641ca - [INFO] [stderr] 44: 0x7548cc06428b - __libc_start_main [INFO] [stderr] 45: 0x5741eea43f29 - [INFO] [stderr] 46: 0x0 - [INFO] running `Command { std: "docker" "inspect" "30f612748c8796941da07b30b676d4d9279b9659507592318f6c4cfaf6d77219", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30f612748c8796941da07b30b676d4d9279b9659507592318f6c4cfaf6d77219", kill_on_drop: false }` [INFO] [stdout] 30f612748c8796941da07b30b676d4d9279b9659507592318f6c4cfaf6d77219