[INFO] cloning repository https://github.com/TomSawyer404/learn-rust-json
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TomSawyer404/learn-rust-json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Flearn-rust-json", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Flearn-rust-json'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86361004469a04c751749d6b698aaac440e1f56f
[INFO] testing TomSawyer404/learn-rust-json against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Flearn-rust-json" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TomSawyer404/learn-rust-json on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TomSawyer404/learn-rust-json
[INFO] finished tweaking git repo https://github.com/TomSawyer404/learn-rust-json
[INFO] tweaked toml for git repo https://github.com/TomSawyer404/learn-rust-json written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/TomSawyer404/learn-rust-json already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce665e78258b01f2c94b90e43d10ba16f8249cfa00f64d7a2639ee3a4cd22591
[INFO] running `Command { std: "docker" "start" "-a" "ce665e78258b01f2c94b90e43d10ba16f8249cfa00f64d7a2639ee3a4cd22591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce665e78258b01f2c94b90e43d10ba16f8249cfa00f64d7a2639ee3a4cd22591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce665e78258b01f2c94b90e43d10ba16f8249cfa00f64d7a2639ee3a4cd22591", kill_on_drop: false }`
[INFO] [stdout] ce665e78258b01f2c94b90e43d10ba16f8249cfa00f64d7a2639ee3a4cd22591
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3e8e25b7e07a2013ecce0537a4192741cb393162d39abd8b0329b90c075b013
[INFO] running `Command { std: "docker" "start" "-a" "c3e8e25b7e07a2013ecce0537a4192741cb393162d39abd8b0329b90c075b013", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling sysinfo v0.20.5
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling server-info-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.96s
[INFO] running `Command { std: "docker" "inspect" "c3e8e25b7e07a2013ecce0537a4192741cb393162d39abd8b0329b90c075b013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3e8e25b7e07a2013ecce0537a4192741cb393162d39abd8b0329b90c075b013", kill_on_drop: false }`
[INFO] [stdout] c3e8e25b7e07a2013ecce0537a4192741cb393162d39abd8b0329b90c075b013
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53e0e7e990b5ec4922a03020f21d803914e39f32afbda3f118c4cecc8b75c11e
[INFO] running `Command { std: "docker" "start" "-a" "53e0e7e990b5ec4922a03020f21d803914e39f32afbda3f118c4cecc8b75c11e", kill_on_drop: false }`
[INFO] [stderr]    Compiling server-info-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "53e0e7e990b5ec4922a03020f21d803914e39f32afbda3f118c4cecc8b75c11e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53e0e7e990b5ec4922a03020f21d803914e39f32afbda3f118c4cecc8b75c11e", kill_on_drop: false }`
[INFO] [stdout] 53e0e7e990b5ec4922a03020f21d803914e39f32afbda3f118c4cecc8b75c11e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d375cd1bb32ed493fbb5b4ac632fa594b69f727bf59e7bc03d8592c0ed8ab36b
[INFO] running `Command { std: "docker" "start" "-a" "d375cd1bb32ed493fbb5b4ac632fa594b69f727bf59e7bc03d8592c0ed8ab36b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/server_info_json-fb88b0ef69e58bc0)
[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" "d375cd1bb32ed493fbb5b4ac632fa594b69f727bf59e7bc03d8592c0ed8ab36b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d375cd1bb32ed493fbb5b4ac632fa594b69f727bf59e7bc03d8592c0ed8ab36b", kill_on_drop: false }`
[INFO] [stdout] d375cd1bb32ed493fbb5b4ac632fa594b69f727bf59e7bc03d8592c0ed8ab36b