[INFO] fetching crate mastodon-api-models 0.1.0...
[INFO] testing mastodon-api-models-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate mastodon-api-models 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mastodon-api-models 0.1.0
[INFO] finished tweaking crates.io crate mastodon-api-models 0.1.0
[INFO] tweaked toml for crates.io crate mastodon-api-models 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mastodon-api-models 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 106 packages to latest compatible versions
[INFO] [stderr]       Adding derive-getters v0.1.1 (available: v0.5.0)
[INFO] [stderr]       Adding derive_builder v0.9.0 (available: v0.20.2)
[INFO] [stderr]       Adding isolang v1.0.0 (available: v2.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_core v0.3.1
[INFO] [stderr]   Downloaded phf_shared v0.7.24
[INFO] [stderr]   Downloaded rand_core v0.4.2
[INFO] [stderr]   Downloaded phf_codegen v0.7.24
[INFO] [stderr]   Downloaded phf_generator v0.7.24
[INFO] [stderr]   Downloaded derive_builder_core v0.9.0
[INFO] [stderr]   Downloaded isolang v1.0.0
[INFO] [stderr]   Downloaded derive_builder v0.9.0
[INFO] [stderr]   Downloaded derive-getters v0.1.1
[INFO] [stderr]   Downloaded darling_macro v0.10.2
[INFO] [stderr]   Downloaded cloudabi v0.0.3
[INFO] [stderr]   Downloaded rand_pcg v0.1.2
[INFO] [stderr]   Downloaded fehler-macros v1.0.0
[INFO] [stderr]   Downloaded rand_isaac v0.1.1
[INFO] [stderr]   Downloaded rand_jitter v0.1.4
[INFO] [stderr]   Downloaded rdrand v0.4.0
[INFO] [stderr]   Downloaded rand_os v0.1.3
[INFO] [stderr]   Downloaded autocfg v0.1.8
[INFO] [stderr]   Downloaded strsim v0.9.3
[INFO] [stderr]   Downloaded darling_core v0.10.2
[INFO] [stderr]   Downloaded darling v0.10.2
[INFO] [stderr]   Downloaded fehler v1.0.0
[INFO] [stderr]   Downloaded proc-macro-error-attr2 v2.0.0
[INFO] [stderr]   Downloaded proc-macro-error2 v2.0.1
[INFO] [stderr]   Downloaded getset v0.1.6
[INFO] [stderr]   Downloaded phf v0.7.24
[INFO] [stderr]   Downloaded rand_chacha v0.1.1
[INFO] [stderr]   Downloaded rand_hc v0.1.0
[INFO] [stderr]   Downloaded fuchsia-cprng v0.1.1
[INFO] [stderr]   Downloaded rand_xorshift v0.1.1
[INFO] [stderr]   Downloaded rand v0.6.5
[INFO] [stderr]   Downloaded siphasher v0.2.3
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 937aa52689ef100d1abb6717e6c7d8fe9ea8aa35a1a97e890ffaa139612c543a
[INFO] running `Command { std: "docker" "start" "-a" "937aa52689ef100d1abb6717e6c7d8fe9ea8aa35a1a97e890ffaa139612c543a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "937aa52689ef100d1abb6717e6c7d8fe9ea8aa35a1a97e890ffaa139612c543a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "937aa52689ef100d1abb6717e6c7d8fe9ea8aa35a1a97e890ffaa139612c543a", kill_on_drop: false }`
[INFO] [stdout] 937aa52689ef100d1abb6717e6c7d8fe9ea8aa35a1a97e890ffaa139612c543a
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf9b3bee3f6a455c37163bb342cbeaa68ceafc50aaf7fe5b71f355db60f789f8
[INFO] running `Command { std: "docker" "start" "-a" "bf9b3bee3f6a455c37163bb342cbeaa68ceafc50aaf7fe5b71f355db60f789f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling getset v0.1.6
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling isolang v1.0.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling icu_properties v2.1.1
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling derive-getters v0.1.1
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling fehler v1.0.0
[INFO] [stderr]    Compiling mastodon-api-models v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr] error: failed to run custom build command for `mastodon-api-models v0.1.0 (/opt/rustwide/workdir)`
[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/mastodon-api-models-3a63b6f160536702/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: trying to open to_file
[INFO] [stderr] 
[INFO] [stderr]   Caused by:
[INFO] [stderr]       Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr]   Stack backtrace:
[INFO] [stderr]      0: <E as anyhow::context::ext::StdError>::ext_context
[INFO] [stderr]      1: anyhow::context::<impl anyhow::Context<T,E> for core::result::Result<T,E>>::with_context
[INFO] [stderr]      2: build_script_build::main
[INFO] [stderr]      3: core::ops::function::FnOnce::call_once
[INFO] [stderr]      4: std::sys::backtrace::__rust_begin_short_backtrace
[INFO] [stderr]      5: std::rt::lang_start::{{closure}}
[INFO] [stderr]      6: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once
[INFO] [stderr]                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:287:21
[INFO] [stderr]      7: std::panicking::catch_unwind::do_call
[INFO] [stderr]                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stderr]      8: std::panicking::catch_unwind
[INFO] [stderr]                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stderr]      9: std::panic::catch_unwind
[INFO] [stderr]                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stderr]     10: std::rt::lang_start_internal::{{closure}}
[INFO] [stderr]                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/rt.rs:175:24
[INFO] [stderr]     11: std::panicking::catch_unwind::do_call
[INFO] [stderr]                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stderr]     12: std::panicking::catch_unwind
[INFO] [stderr]                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stderr]     13: std::panic::catch_unwind
[INFO] [stderr]                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stderr]     14: std::rt::lang_start_internal
[INFO] [stderr]                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/rt.rs:171:5
[INFO] [stderr]     15: std::rt::lang_start
[INFO] [stderr]     16: main
[INFO] [stderr]     17: <unknown>
[INFO] [stderr]     18: __libc_start_main
[INFO] [stderr]     19: _start
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bf9b3bee3f6a455c37163bb342cbeaa68ceafc50aaf7fe5b71f355db60f789f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf9b3bee3f6a455c37163bb342cbeaa68ceafc50aaf7fe5b71f355db60f789f8", kill_on_drop: false }`
[INFO] [stdout] bf9b3bee3f6a455c37163bb342cbeaa68ceafc50aaf7fe5b71f355db60f789f8