[INFO] cloning repository https://github.com/LucianoBestia/efrro_form_c_json
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LucianoBestia/efrro_form_c_json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucianoBestia%2Fefrro_form_c_json", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucianoBestia%2Fefrro_form_c_json'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d251afc9f348748e8629af4308e03a82a9f787bb
[INFO] checking LucianoBestia/efrro_form_c_json against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucianoBestia%2Fefrro_form_c_json" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LucianoBestia/efrro_form_c_json on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LucianoBestia/efrro_form_c_json
[INFO] finished tweaking git repo https://github.com/LucianoBestia/efrro_form_c_json
[INFO] tweaked toml for git repo https://github.com/LucianoBestia/efrro_form_c_json written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/LucianoBestia/efrro_form_c_json already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nodrop v0.1.14
[INFO] [stderr]   Downloaded memory_units v0.4.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.12
[INFO] [stderr]   Downloaded regex v1.3.1
[INFO] [stderr]   Downloaded ena v0.13.1
[INFO] [stderr]   Downloaded redox_users v0.3.1
[INFO] [stderr]   Downloaded unicode-segmentation v1.5.0
[INFO] [stderr]   Downloaded itertools v0.8.1
[INFO] [stderr]   Downloaded bumpalo v2.6.0
[INFO] [stderr]   Downloaded mime v0.3.14
[INFO] [stderr]   Downloaded quote v0.6.13
[INFO] [stderr]   Downloaded backtrace v0.3.40
[INFO] [stderr]   Downloaded rustc-demangle v0.1.16
[INFO] [stderr]   Downloaded syn v0.15.44
[INFO] [stderr]   Downloaded log v0.4.8
[INFO] [stderr]   Downloaded failure v0.1.6
[INFO] [stderr]   Downloaded lalrpop v0.17.2
[INFO] [stderr]   Downloaded string_cache v0.7.5
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.55
[INFO] [stderr]   Downloaded either v1.5.3
[INFO] [stderr]   Downloaded typenum v1.11.2
[INFO] [stderr]   Downloaded rand_core v0.4.2
[INFO] [stderr]   Downloaded base64 v0.10.1
[INFO] [stderr]   Downloaded wee_alloc v0.4.5
[INFO] [stderr]   Downloaded synstructure v0.12.1
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.55
[INFO] [stderr]   Downloaded arrayvec v0.4.12
[INFO] [stderr]   Downloaded serde v1.0.103
[INFO] [stderr]   Downloaded lalrpop-util v0.17.2
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.55
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.4
[INFO] [stderr]   Downloaded cc v1.0.46
[INFO] [stderr]   Downloaded rust-argon2 v0.5.1
[INFO] [stderr]   Downloaded js-sys v0.3.32
[INFO] [stderr]   Downloaded failure_derive v0.1.6
[INFO] [stderr]   Downloaded libc v0.2.65
[INFO] [stderr]   Downloaded blake2b_simd v0.5.8
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.6
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.55
[INFO] [stderr]   Downloaded urlencoding v1.0.0
[INFO] [stderr]   Downloaded futures v0.1.29
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.3.27
[INFO] [stderr]   Downloaded ryu v1.0.2
[INFO] [stderr]   Downloaded anyhow v1.0.25
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded syn v1.0.7
[INFO] [stderr]   Downloaded atty v0.2.13
[INFO] [stderr]   Downloaded opaque-debug v0.2.3
[INFO] [stderr]   Downloaded web-sys v0.3.32
[INFO] [stderr]   Downloaded constant_time_eq v0.1.4
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.11
[INFO] [stderr]   Downloaded indexmap v1.3.0
[INFO] [stderr]   Downloaded serde_derive v1.0.103
[INFO] [stderr]   Downloaded serde_json v1.0.44
[INFO] [stderr]   Downloaded proc-macro2 v1.0.6
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.55
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.55
[INFO] [stderr]   Downloaded weedle v0.10.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.32
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cf46a51c357ec8eb35578bab67bd0851bae666bc1d9b0771364b632655776c37
[INFO] running `Command { std: "docker" "start" "-a" "cf46a51c357ec8eb35578bab67bd0851bae666bc1d9b0771364b632655776c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf46a51c357ec8eb35578bab67bd0851bae666bc1d9b0771364b632655776c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf46a51c357ec8eb35578bab67bd0851bae666bc1d9b0771364b632655776c37", kill_on_drop: false }`
[INFO] [stdout] cf46a51c357ec8eb35578bab67bd0851bae666bc1d9b0771364b632655776c37
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7ed8f9e6104fae08ba10cc43be270d25e95c8614ec6d0d12db0365a52128e614
[INFO] running `Command { std: "docker" "start" "-a" "7ed8f9e6104fae08ba10cc43be270d25e95c8614ec6d0d12db0365a52128e614", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.55
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.55
[INFO] [stderr]    Compiling unicode-segmentation v1.5.0
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling anyhow v1.0.25
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.3
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]    Compiling lalrpop-util v0.17.2
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking bumpalo v2.6.0
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]     Checking mime v0.3.14
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling itertools v0.8.1
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling weedle v0.10.0
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.55
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.55
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.55
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.55
[INFO] [stderr]    Compiling web-sys v0.3.32
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]    Compiling lalrpop v0.17.2
[INFO] [stderr]     Checking js-sys v0.3.32
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking wasm-bindgen-futures v0.3.27
[INFO] [stderr]     Checking dodrio v0.1.0
[INFO] [stderr]    Compiling typed-html-macros v0.2.1
[INFO] [stderr]     Checking typed-html v0.2.1
[INFO] [stderr]     Checking efrro_form_c_json v2019.1229.1621 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 52s
[INFO] running `Command { std: "docker" "inspect" "7ed8f9e6104fae08ba10cc43be270d25e95c8614ec6d0d12db0365a52128e614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed8f9e6104fae08ba10cc43be270d25e95c8614ec6d0d12db0365a52128e614", kill_on_drop: false }`
[INFO] [stdout] 7ed8f9e6104fae08ba10cc43be270d25e95c8614ec6d0d12db0365a52128e614