[INFO] fetching crate pipebuilder_mock 0.1.0...
[INFO] testing pipebuilder_mock-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate pipebuilder_mock 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate pipebuilder_mock 0.1.0
[INFO] finished tweaking crates.io crate pipebuilder_mock 0.1.0
[INFO] tweaked toml for crates.io crate pipebuilder_mock 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pipebuilder_mock 0.1.0 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] crate crates.io crate pipebuilder_mock 0.1.0 already has a lockfile, it will not be regenerated
[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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iso8601 v0.4.1
[INFO] [stderr]   Downloaded jsonschema v0.13.3
[INFO] [stderr]   Downloaded pipebuilder_common v0.2.2
[INFO] [stderr]   Downloaded etcd-client v0.7.2
[INFO] [stderr]   Downloaded pipegen v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 00b5eb9b01d5f905e69cf9229c3af3591a4f8457f8e4208669470b990393bba8
[INFO] running `Command { std: "docker" "start" "-a" "00b5eb9b01d5f905e69cf9229c3af3591a4f8457f8e4208669470b990393bba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00b5eb9b01d5f905e69cf9229c3af3591a4f8457f8e4208669470b990393bba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00b5eb9b01d5f905e69cf9229c3af3591a4f8457f8e4208669470b990393bba8", kill_on_drop: false }`
[INFO] [stdout] 00b5eb9b01d5f905e69cf9229c3af3591a4f8457f8e4208669470b990393bba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e6b540852ad88aea02e75c90877599d0b77acb144edca9897dfbbd82e6419f86
[INFO] running `Command { std: "docker" "start" "-a" "e6b540852ad88aea02e75c90877599d0b77acb144edca9897dfbbd82e6419f86", kill_on_drop: false }`
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[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling serde v1.0.133
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[INFO] [stderr]    Compiling tower-service v0.3.1
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[INFO] [stderr]    Compiling try-lock v0.2.3
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[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
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[INFO] [stderr]    Compiling rand_core v0.6.3
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[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
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[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling serde_json v1.0.75
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[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling prost-build v0.9.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling fixedbitset v0.4.1
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling petgraph v0.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling cpufeatures v0.2.1
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[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling opaque-debug v0.3.0
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[INFO] [stderr]    Compiling mime_guess v2.0.3
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[INFO] [stderr]    Compiling sha-1 v0.9.8
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[INFO] [stderr]    Compiling bit-vec v0.6.3
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[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ipnet v2.3.1
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[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling parking_lot v0.11.2
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[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling multipart v0.18.0
[INFO] [stderr]    Compiling headers v0.3.5
[INFO] [stderr]    Compiling fslock v0.2.1
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling time v0.3.5
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling prost-derive v0.8.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling prost-derive v0.9.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling iso8601 v0.4.1
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling async-stream v0.3.2
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling prost v0.8.0
[INFO] [stderr]    Compiling strum v0.20.0
[INFO] [stderr]    Compiling tungstenite v0.14.0
[INFO] [stderr]    Compiling prost v0.9.0
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling prost-types v0.9.0
[INFO] [stderr]    Compiling prost-types v0.8.0
[INFO] [stderr]    Compiling tonic-build v0.5.2
[INFO] [stderr]    Compiling tonic-build v0.6.2
[INFO] [stderr]    Compiling etcd-client v0.7.2
[INFO] [stderr]    Compiling pipebuilder_common v0.2.2
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling tokio-io-timeout v1.2.0
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling tokio-tungstenite v0.15.0
[INFO] [stderr] error: failed to run custom build command for `pipebuilder_common v0.2.2`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/pipebuilder_common-1f9e82daa7c8986b/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (3438) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pipebuilder_common-0.2.2/build.rs:5:10:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x6506462e6ba2 - 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:     0x6506462e6ba2 - 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:     0x6506462e6ba2 - std::sys::backtrace::_print_fmt::h1222b80910ba6eb5
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x6506462e6ba2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5bb8a979ba5db788
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x6506462f722f - core::fmt::rt::Argument::fmt::h2ee2c138a50a7796
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x6506462f722f - core::fmt::write::h1e0dbf07fe3990bd
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x6506462baa33 - std::io::default_write_fmt::hb0810a37865e52a5
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x6506462baa33 - std::io::Write::write_fmt::h12c8908aaac7ca22
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x6506462c5372 - std::sys::backtrace::BacktraceLock::print::h788d486777205086
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x6506462c766f - std::panicking::default_hook::{{closure}}::ha7bdfeb5949fc0fa
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x6506462c74c9 - std::panicking::default_hook::h6dad75ec721846f4
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x6506462c7cf5 - std::panicking::panic_with_hook::hba00e869ada17676
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x6506462c7ada - std::panicking::panic_handler::{{closure}}::h3d21149c258e5ceb
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x6506462c54a9 - std::sys::backtrace::__rust_end_short_backtrace::h4f5d9b9dfb3e6ec1
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x6506462ae03d - __rustc[9a7a9f9af7564de1]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x6506462fb7b0 - core::panicking::panic_fmt::h78e817a90331d98b
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x6506462fa976 - core::result::unwrap_failed::h3ce108722ad88f1e
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/result.rs:1852:5
[INFO] [stderr]     17:     0x650645fa03e6 - build_script_build::main::he5c821c138ecfb12
[INFO] [stderr]     18:     0x650645fa12f3 - core::ops::function::FnOnce::call_once::ha9ab022ea89c181d
[INFO] [stderr]     19:     0x650645fa0b16 - std::sys::backtrace::__rust_begin_short_backtrace::h4bc357c540e76ed7
[INFO] [stderr]     20:     0x650645fa0af9 - std::rt::lang_start::{{closure}}::h15ddd43d07ba64e9
[INFO] [stderr]     21:     0x6506462bc260 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h1dc0a50e6295ec78
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     22:     0x6506462bc260 - std::panicking::catch_unwind::do_call::h209f742e9999044e
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40
[INFO] [stderr]     23:     0x6506462bc260 - std::panicking::catch_unwind::h508c6e2aa6d72749
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19
[INFO] [stderr]     24:     0x6506462bc260 - std::panic::catch_unwind::hebcbb24aa9914693
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x6506462bc260 - std::rt::lang_start_internal::{{closure}}::h703cbe32967ef209
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x6506462bc260 - std::panicking::catch_unwind::do_call::hf50f2a30bce4e10b
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x6506462bc260 - std::panicking::catch_unwind::hac448d7e3b12daa3
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x6506462bc260 - std::panic::catch_unwind::ha9d74a13d77f299c
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x6506462bc260 - std::rt::lang_start_internal::ha26d244788d1956d
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x650645fa0ae1 - std::rt::lang_start::hcf7e53a21dd24ac1
[INFO] [stderr]     31:     0x650645fa5185 - main
[INFO] [stderr]     32:     0x706ad6af91ca - <unknown>
[INFO] [stderr]     33:     0x706ad6af928b - __libc_start_main
[INFO] [stderr]     34:     0x650645f9d035 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e6b540852ad88aea02e75c90877599d0b77acb144edca9897dfbbd82e6419f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b540852ad88aea02e75c90877599d0b77acb144edca9897dfbbd82e6419f86", kill_on_drop: false }`
[INFO] [stdout] e6b540852ad88aea02e75c90877599d0b77acb144edca9897dfbbd82e6419f86