[INFO] fetching crate tracing-callgraph 0.1.0-alpha.1... [INFO] testing tracing-callgraph-0.1.0-alpha.1 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate tracing-callgraph 0.1.0-alpha.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate tracing-callgraph 0.1.0-alpha.1 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tracing-callgraph 0.1.0-alpha.1 [INFO] finished tweaking crates.io crate tracing-callgraph 0.1.0-alpha.1 [INFO] tweaked toml for crates.io crate tracing-callgraph 0.1.0-alpha.1 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate tracing-callgraph 0.1.0-alpha.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tracing-attributes v0.1.9 [INFO] [stderr] Downloaded hashbrown v0.8.1 [INFO] [stderr] Downloaded indexmap v1.5.0 [INFO] [stderr] Downloaded tracing-core v0.1.12 [INFO] [stderr] Downloaded tracing-subscriber v0.2.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 472435a449ad112c89ed433ea17f8b72ba583bc40c7b39bf400a013b866d77e5 [INFO] running `Command { std: "docker" "start" "-a" "472435a449ad112c89ed433ea17f8b72ba583bc40c7b39bf400a013b866d77e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "472435a449ad112c89ed433ea17f8b72ba583bc40c7b39bf400a013b866d77e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "472435a449ad112c89ed433ea17f8b72ba583bc40c7b39bf400a013b866d77e5", kill_on_drop: false }` [INFO] [stdout] 472435a449ad112c89ed433ea17f8b72ba583bc40c7b39bf400a013b866d77e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c2e8d95626bed8201b16bffe8462608faf1b7d331012a95dcee749c5393ff57 [INFO] running `Command { std: "docker" "start" "-a" "9c2e8d95626bed8201b16bffe8462608faf1b7d331012a95dcee749c5393ff57", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.34 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling smallvec v1.4.1 [INFO] [stderr] Compiling tracing-core v0.1.12 [INFO] [stderr] Compiling sharded-slab v0.0.9 [INFO] [stderr] Compiling hashbrown v0.8.1 [INFO] [stderr] Compiling indexmap v1.5.0 [INFO] [stderr] Compiling tracing-subscriber v0.2.10 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling tracing-attributes v0.1.9 [INFO] [stderr] Compiling tracing v0.1.18 [INFO] [stderr] Compiling tracing-callgraph v0.1.0-alpha.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.06s [INFO] running `Command { std: "docker" "inspect" "9c2e8d95626bed8201b16bffe8462608faf1b7d331012a95dcee749c5393ff57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c2e8d95626bed8201b16bffe8462608faf1b7d331012a95dcee749c5393ff57", kill_on_drop: false }` [INFO] [stdout] 9c2e8d95626bed8201b16bffe8462608faf1b7d331012a95dcee749c5393ff57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f067197e7fcef740b09b800bf06305e39cb69fabaf1581ffb2470c4bb436e683 [INFO] running `Command { std: "docker" "start" "-a" "f067197e7fcef740b09b800bf06305e39cb69fabaf1581ffb2470c4bb436e683", kill_on_drop: false }` [INFO] [stderr] Compiling tracing-callgraph v0.1.0-alpha.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.09s [INFO] running `Command { std: "docker" "inspect" "f067197e7fcef740b09b800bf06305e39cb69fabaf1581ffb2470c4bb436e683", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f067197e7fcef740b09b800bf06305e39cb69fabaf1581ffb2470c4bb436e683", kill_on_drop: false }` [INFO] [stdout] f067197e7fcef740b09b800bf06305e39cb69fabaf1581ffb2470c4bb436e683 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] be57b0c8a54aa8a3a3d723f13deacbf5ab3a8a6ba7feb008206458f3b8731a6a [INFO] running `Command { std: "docker" "start" "-a" "be57b0c8a54aa8a3a3d723f13deacbf5ab3a8a6ba7feb008206458f3b8731a6a", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tracing_callgraph-6c8245a6483546ac) [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests tracing-callgraph [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 13) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 13) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Error(CreateFile { source: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }, path: "./output.dot" })', src/lib.rs:7:71 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x555b028ab10c - std::backtrace_rs::backtrace::libunwind::trace::h51faa62df48810e4 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x555b028ab10c - std::backtrace_rs::backtrace::trace_unsynchronized::h91de4d8e16d607e4 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x555b028ab10c - std::sys_common::backtrace::_print_fmt::h71b0935f97e4322c [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x555b028ab10c - ::fmt::h9a78218788c14e18 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x555b028c650c - core::fmt::write::h3381b3176fe2b3d3 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/fmt/mod.rs:1150:17 [INFO] [stdout] 5: 0x555b028a8f85 - std::io::Write::write_fmt::h1d5220480c7a2437 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/io/mod.rs:1667:15 [INFO] [stdout] 6: 0x555b028aca80 - std::sys_common::backtrace::_print::h4b77abc4d907ed0e [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x555b028aca80 - std::sys_common::backtrace::print::hb170c60b542377ad [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x555b028aca80 - std::panicking::default_hook::{{closure}}::h12bbda9af8901ee3 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:210:50 [INFO] [stdout] 9: 0x555b028ac637 - std::panicking::default_hook::h8c6c66d3f3ba6768 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:227:9 [INFO] [stdout] 10: 0x555b028ad134 - std::panicking::rust_panic_with_hook::h36f2fa0bb09f4069 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:624:17 [INFO] [stdout] 11: 0x555b028acc10 - std::panicking::begin_panic_handler::{{closure}}::h9c42b65a42d06a7a [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:521:13 [INFO] [stdout] 12: 0x555b028ab5d4 - std::sys_common::backtrace::__rust_end_short_backtrace::hc791bddfe31e532c [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x555b028acb79 - rust_begin_unwind [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:517:5 [INFO] [stdout] 14: 0x555b0283beb1 - core::panicking::panic_fmt::hf9de31d4acbce4db [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panicking.rs:101:14 [INFO] [stdout] 15: 0x555b0283bf43 - core::result::unwrap_failed::ha0c84e81219e5878 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/result.rs:1617:5 [INFO] [stdout] 16: 0x555b028431ec - core::result::Result::unwrap::h81950fbd722034f0 [INFO] [stdout] 17: 0x555b0284c0bb - rust_out::setup_global_subscriber::h1991c3568b942c43 [INFO] [stdout] 18: 0x555b0284c22c - rust_out::main::h61823b600df25383 [INFO] [stdout] 19: 0x555b02840cb3 - core::ops::function::FnOnce::call_once::h3d07824a44777914 [INFO] [stdout] 20: 0x555b0283ef49 - std::sys_common::backtrace::__rust_begin_short_backtrace::hd0fdc54e9188a18d [INFO] [stdout] 21: 0x555b0283fcb9 - std::rt::lang_start::{{closure}}::hec4f5193e4af3c47 [INFO] [stdout] 22: 0x555b028ad63a - core::ops::function::impls:: for &F>::call_once::hc590b210ed55e22f [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 23: 0x555b028ad63a - std::panicking::try::do_call::h5f0600b7a33ea1af [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40 [INFO] [stdout] 24: 0x555b028ad63a - std::panicking::try::he15826df0f376a33 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19 [INFO] [stdout] 25: 0x555b028ad63a - std::panic::catch_unwind::hd8af3a578b6b4c86 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14 [INFO] [stdout] 26: 0x555b028ad63a - std::rt::lang_start_internal::{{closure}}::h301d1329324ae1f0 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:45:48 [INFO] [stdout] 27: 0x555b028ad63a - std::panicking::try::do_call::h941e8fdb0bd03655 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40 [INFO] [stdout] 28: 0x555b028ad63a - std::panicking::try::ha20a77bf65530f63 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19 [INFO] [stdout] 29: 0x555b028ad63a - std::panic::catch_unwind::h33afc061cc69ef90 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14 [INFO] [stdout] 30: 0x555b028ad63a - std::rt::lang_start_internal::hc05c244593147106 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:45:20 [INFO] [stdout] 31: 0x555b0283fc91 - std::rt::lang_start::he85d58294892489a [INFO] [stdout] 32: 0x555b0284cf63 - main [INFO] [stdout] 33: 0x7fa32f0c90b3 - __libc_start_main [INFO] [stdout] 34: 0x555b0283c60e - _start [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 13) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.72s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "be57b0c8a54aa8a3a3d723f13deacbf5ab3a8a6ba7feb008206458f3b8731a6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be57b0c8a54aa8a3a3d723f13deacbf5ab3a8a6ba7feb008206458f3b8731a6a", kill_on_drop: false }` [INFO] [stdout] be57b0c8a54aa8a3a3d723f13deacbf5ab3a8a6ba7feb008206458f3b8731a6a