[INFO] cloning repository https://github.com/mrshmllow/json
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrshmllow/json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrshmllow%2Fjson", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrshmllow%2Fjson'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50dd9715f8a3ebd98f39ae18d561a83dd6fff5ff
[INFO] checking mrshmllow/json against try#5d96fa0e954d77528204a1ba3b8847ec083c779b for pr-153457
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrshmllow%2Fjson" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mrshmllow/json
[INFO] finished tweaking git repo https://github.com/mrshmllow/json
[INFO] tweaked toml for git repo https://github.com/mrshmllow/json written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mrshmllow/json on toolchain 5d96fa0e954d77528204a1ba3b8847ec083c779b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5d96fa0e954d77528204a1ba3b8847ec083c779b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mrshmllow/json 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" "+5d96fa0e954d77528204a1ba3b8847ec083c779b" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustversion v1.0.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5d96fa0e954d77528204a1ba3b8847ec083c779b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25bfa686c619c1e64cd5ff06b7305cc21923f525dc9344244ec31a37a4521b17
[INFO] running `Command { std: "docker" "start" "-a" "25bfa686c619c1e64cd5ff06b7305cc21923f525dc9344244ec31a37a4521b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25bfa686c619c1e64cd5ff06b7305cc21923f525dc9344244ec31a37a4521b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25bfa686c619c1e64cd5ff06b7305cc21923f525dc9344244ec31a37a4521b17", kill_on_drop: false }`
[INFO] [stdout] 25bfa686c619c1e64cd5ff06b7305cc21923f525dc9344244ec31a37a4521b17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5d96fa0e954d77528204a1ba3b8847ec083c779b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 137d432a8b6f19071eaa133556e88eb1eb07cc6888085704ac5e84eab110adf1
[INFO] running `Command { std: "docker" "start" "-a" "137d432a8b6f19071eaa133556e88eb1eb07cc6888085704ac5e84eab110adf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.2
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking lalrpop-util v0.20.2
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling lalrpop v0.20.2
[INFO] [stderr]    Compiling json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.28s
[INFO] running `Command { std: "docker" "inspect" "137d432a8b6f19071eaa133556e88eb1eb07cc6888085704ac5e84eab110adf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "137d432a8b6f19071eaa133556e88eb1eb07cc6888085704ac5e84eab110adf1", kill_on_drop: false }`
[INFO] [stdout] 137d432a8b6f19071eaa133556e88eb1eb07cc6888085704ac5e84eab110adf1