[INFO] cloning repository https://github.com/unsortedkgpian/Rust-JSON_Writer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/unsortedkgpian/Rust-JSON_Writer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funsortedkgpian%2FRust-JSON_Writer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funsortedkgpian%2FRust-JSON_Writer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa987c74d25fc63810c36fb3f1060fe9453b136d
[INFO] testing unsortedkgpian/Rust-JSON_Writer against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funsortedkgpian%2FRust-JSON_Writer" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/unsortedkgpian/Rust-JSON_Writer
[INFO] finished tweaking git repo https://github.com/unsortedkgpian/Rust-JSON_Writer
[INFO] tweaked toml for git repo https://github.com/unsortedkgpian/Rust-JSON_Writer written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/unsortedkgpian/Rust-JSON_Writer on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/unsortedkgpian/Rust-JSON_Writer 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2c883b5d9f6b24d8bb5fc0fd6ad24ba5b3cf474b3b6349a348b715caee2b726
[INFO] running `Command { std: "docker" "start" "-a" "a2c883b5d9f6b24d8bb5fc0fd6ad24ba5b3cf474b3b6349a348b715caee2b726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2c883b5d9f6b24d8bb5fc0fd6ad24ba5b3cf474b3b6349a348b715caee2b726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2c883b5d9f6b24d8bb5fc0fd6ad24ba5b3cf474b3b6349a348b715caee2b726", kill_on_drop: false }`
[INFO] [stdout] a2c883b5d9f6b24d8bb5fc0fd6ad24ba5b3cf474b3b6349a348b715caee2b726
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e74a750d1e7a986f8257d9800bfdee05b8780c37f88a0a0f8078b56492f02ce9
[INFO] running `Command { std: "docker" "start" "-a" "e74a750d1e7a986f8257d9800bfdee05b8780c37f88a0a0f8078b56492f02ce9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling Rust_JSON_Writer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.79s
[INFO] running `Command { std: "docker" "inspect" "e74a750d1e7a986f8257d9800bfdee05b8780c37f88a0a0f8078b56492f02ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e74a750d1e7a986f8257d9800bfdee05b8780c37f88a0a0f8078b56492f02ce9", kill_on_drop: false }`
[INFO] [stdout] e74a750d1e7a986f8257d9800bfdee05b8780c37f88a0a0f8078b56492f02ce9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64820c79eebc6c6bd18e795fd206664a160b3a75a3f8c7f231f3f86fa17b8268
[INFO] running `Command { std: "docker" "start" "-a" "64820c79eebc6c6bd18e795fd206664a160b3a75a3f8c7f231f3f86fa17b8268", kill_on_drop: false }`
[INFO] [stderr]    Compiling Rust_JSON_Writer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "64820c79eebc6c6bd18e795fd206664a160b3a75a3f8c7f231f3f86fa17b8268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64820c79eebc6c6bd18e795fd206664a160b3a75a3f8c7f231f3f86fa17b8268", kill_on_drop: false }`
[INFO] [stdout] 64820c79eebc6c6bd18e795fd206664a160b3a75a3f8c7f231f3f86fa17b8268
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d1557ea044129840d0b45a3adaf774f2d0da0899d2944041ef2b633b90d74f5c
[INFO] running `Command { std: "docker" "start" "-a" "d1557ea044129840d0b45a3adaf774f2d0da0899d2944041ef2b633b90d74f5c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/Rust_JSON_Writer-b98f40e51397dd1c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d1557ea044129840d0b45a3adaf774f2d0da0899d2944041ef2b633b90d74f5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1557ea044129840d0b45a3adaf774f2d0da0899d2944041ef2b633b90d74f5c", kill_on_drop: false }`
[INFO] [stdout] d1557ea044129840d0b45a3adaf774f2d0da0899d2944041ef2b633b90d74f5c