[INFO] cloning repository https://github.com/ksceriath/json-diff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ksceriath/json-diff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksceriath%2Fjson-diff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksceriath%2Fjson-diff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7ed330667456bfafc345634f4bdb2ec8d527171
[INFO] testing ksceriath/json-diff/a7ed330667456bfafc345634f4bdb2ec8d527171 against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksceriath%2Fjson-diff" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ksceriath/json-diff on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ksceriath/json-diff
[INFO] finished tweaking git repo https://github.com/ksceriath/json-diff
[INFO] tweaked toml for git repo https://github.com/ksceriath/json-diff written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ksceriath/json-diff already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-xid v0.2.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.6.0
[INFO] [stderr]   Downloaded structopt-derive v0.3.5
[INFO] [stderr]   Downloaded maplit v1.0.2
[INFO] [stderr]   Downloaded ryu v1.0.2
[INFO] [stderr]   Downloaded colored v1.9.0
[INFO] [stderr]   Downloaded atty v0.2.13
[INFO] [stderr]   Downloaded textwrap v0.11.0
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded itoa v0.4.4
[INFO] [stderr]   Downloaded lazy_static v1.4.0
[INFO] [stderr]   Downloaded ansi_term v0.11.0
[INFO] [stderr]   Downloaded strsim v0.8.0
[INFO] [stderr]   Downloaded serde v1.0.102
[INFO] [stderr]   Downloaded bitflags v1.2.1
[INFO] [stderr]   Downloaded serde_json v1.0.41
[INFO] [stderr]   Downloaded vec_map v0.8.1
[INFO] [stderr]   Downloaded heck v0.3.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.6
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded syn v1.0.8
[INFO] [stderr]   Downloaded clap v2.33.0
[INFO] [stderr]   Downloaded structopt v0.3.5
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded libc v0.2.65
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] [stderr]   Downloaded proc-macro-error v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16368d62bc702aea7f13ae8a2cc67e69d96a00344ed25d2aebb19e18f30b2ea5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "16368d62bc702aea7f13ae8a2cc67e69d96a00344ed25d2aebb19e18f30b2ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16368d62bc702aea7f13ae8a2cc67e69d96a00344ed25d2aebb19e18f30b2ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16368d62bc702aea7f13ae8a2cc67e69d96a00344ed25d2aebb19e18f30b2ea5", kill_on_drop: false }`
[INFO] [stdout] 16368d62bc702aea7f13ae8a2cc67e69d96a00344ed25d2aebb19e18f30b2ea5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8a5c1ec8aa45f72565d14836f613e0878779917e9d08f77ec071004c0666411
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f8a5c1ec8aa45f72565d14836f613e0878779917e9d08f77ec071004c0666411", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling colored v1.9.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]    Compiling structopt v0.3.5
[INFO] [stderr]    Compiling json_diff v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.35s
[INFO] running `Command { std: "docker" "inspect" "f8a5c1ec8aa45f72565d14836f613e0878779917e9d08f77ec071004c0666411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8a5c1ec8aa45f72565d14836f613e0878779917e9d08f77ec071004c0666411", kill_on_drop: false }`
[INFO] [stdout] f8a5c1ec8aa45f72565d14836f613e0878779917e9d08f77ec071004c0666411
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16c843c15385b854a0851e95c503517d55df71cd1ea3e387d815fe41524e3529
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "16c843c15385b854a0851e95c503517d55df71cd1ea3e387d815fe41524e3529", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_diff v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "16c843c15385b854a0851e95c503517d55df71cd1ea3e387d815fe41524e3529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c843c15385b854a0851e95c503517d55df71cd1ea3e387d815fe41524e3529", kill_on_drop: false }`
[INFO] [stdout] 16c843c15385b854a0851e95c503517d55df71cd1ea3e387d815fe41524e3529
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d28f16d2d87044f003e26068d13e68124f90f554681794be23be3978d3de937
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5d28f16d2d87044f003e26068d13e68124f90f554681794be23be3978d3de937", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/json_diff-2a9716758a88da72
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test process::tests::no_json ... ok
[INFO] [stdout] test process::tests::parse_err_source_one ... ok
[INFO] [stdout] test process::tests::parse_err_source_two ... ok
[INFO] [stdout] test process::tests::no_diff ... ok
[INFO] [stdout] test process::tests::nested_diff ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/json_diff-f6e37a4d58a9fdbc
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json_diff
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5d28f16d2d87044f003e26068d13e68124f90f554681794be23be3978d3de937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d28f16d2d87044f003e26068d13e68124f90f554681794be23be3978d3de937", kill_on_drop: false }`
[INFO] [stdout] 5d28f16d2d87044f003e26068d13e68124f90f554681794be23be3978d3de937