[INFO] cloning repository https://github.com/gufoe/json-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gufoe/json-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgufoe%2Fjson-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgufoe%2Fjson-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af823e57d8d41e6a2bf8b0def42f382244e45f8a
[INFO] checking gufoe/json-rs against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgufoe%2Fjson-rs" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gufoe/json-rs on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gufoe/json-rs
[INFO] finished tweaking git repo https://github.com/gufoe/json-rs
[INFO] tweaked toml for git repo https://github.com/gufoe/json-rs written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/gufoe/json-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1104eef49d7e213e46f7eb0b417a1c83507de37482fcb67c626882c78deee091
[INFO] running `Command { std: "docker" "start" "-a" "1104eef49d7e213e46f7eb0b417a1c83507de37482fcb67c626882c78deee091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1104eef49d7e213e46f7eb0b417a1c83507de37482fcb67c626882c78deee091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1104eef49d7e213e46f7eb0b417a1c83507de37482fcb67c626882c78deee091", kill_on_drop: false }`
[INFO] [stdout] 1104eef49d7e213e46f7eb0b417a1c83507de37482fcb67c626882c78deee091
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 417aa80623f5be99cf848c9cba54a24e7c898074352526d670b40510c5e1729c
[INFO] running `Command { std: "docker" "start" "-a" "417aa80623f5be99cf848c9cba54a24e7c898074352526d670b40510c5e1729c", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.60
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bumpalo v3.2.1
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling wasm-bindgen v0.2.60
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stderr]     Checking serde-json-wasm v0.1.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.60
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.60
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.60
[INFO] [stderr]     Checking json-rs v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.83s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking json-rs v0.1.0 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "417aa80623f5be99cf848c9cba54a24e7c898074352526d670b40510c5e1729c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "417aa80623f5be99cf848c9cba54a24e7c898074352526d670b40510c5e1729c", kill_on_drop: false }`
[INFO] [stdout] 417aa80623f5be99cf848c9cba54a24e7c898074352526d670b40510c5e1729c