[INFO] fetching crate json-tools 1.1.2...
[INFO] checking json-tools-1.1.2 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate json-tools 1.1.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate json-tools 1.1.2 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json-tools 1.1.2
[INFO] finished tweaking crates.io crate json-tools 1.1.2
[INFO] tweaked toml for crates.io crate json-tools 1.1.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b4b51ac6c68522e75bb9ca812431cd08fcb4367c3c3ff150fefee84648b84b2
[INFO] running `Command { std: "docker" "start" "-a" "9b4b51ac6c68522e75bb9ca812431cd08fcb4367c3c3ff150fefee84648b84b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b4b51ac6c68522e75bb9ca812431cd08fcb4367c3c3ff150fefee84648b84b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b4b51ac6c68522e75bb9ca812431cd08fcb4367c3c3ff150fefee84648b84b2", kill_on_drop: false }`
[INFO] [stdout] 9b4b51ac6c68522e75bb9ca812431cd08fcb4367c3c3ff150fefee84648b84b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 857e2e1db6ac4d5f433920bfeb564581aff3c5ddda8482c2f72d32392dab8ed1
[INFO] running `Command { std: "docker" "start" "-a" "857e2e1db6ac4d5f433920bfeb564581aff3c5ddda8482c2f72d32392dab8ed1", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking json-tools v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] error: couldn't read benches/usage.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `json-tools` (bench "usage") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "857e2e1db6ac4d5f433920bfeb564581aff3c5ddda8482c2f72d32392dab8ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857e2e1db6ac4d5f433920bfeb564581aff3c5ddda8482c2f72d32392dab8ed1", kill_on_drop: false }`
[INFO] [stdout] 857e2e1db6ac4d5f433920bfeb564581aff3c5ddda8482c2f72d32392dab8ed1
