[INFO] fetching crate json-writer 0.4.0...
[INFO] testing json-writer-0.4.0 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate json-writer 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate json-writer 0.4.0
[INFO] finished tweaking crates.io crate json-writer 0.4.0
[INFO] tweaked toml for crates.io crate json-writer 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate json-writer 0.4.0 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8f51beabd45a7eb0f3cf1c31b2663e61a7d36bfeddd808f0e85e374d3e35c93
[INFO] running `Command { std: "docker" "start" "-a" "b8f51beabd45a7eb0f3cf1c31b2663e61a7d36bfeddd808f0e85e374d3e35c93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8f51beabd45a7eb0f3cf1c31b2663e61a7d36bfeddd808f0e85e374d3e35c93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8f51beabd45a7eb0f3cf1c31b2663e61a7d36bfeddd808f0e85e374d3e35c93", kill_on_drop: false }`
[INFO] [stdout] b8f51beabd45a7eb0f3cf1c31b2663e61a7d36bfeddd808f0e85e374d3e35c93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dd4a5c4e8d15655d125df52f7f8dee79f2731dff7b919d4a0ef5d41720ccdf6
[INFO] running `Command { std: "docker" "start" "-a" "4dd4a5c4e8d15655d125df52f7f8dee79f2731dff7b919d4a0ef5d41720ccdf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling json-writer v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "4dd4a5c4e8d15655d125df52f7f8dee79f2731dff7b919d4a0ef5d41720ccdf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd4a5c4e8d15655d125df52f7f8dee79f2731dff7b919d4a0ef5d41720ccdf6", kill_on_drop: false }`
[INFO] [stdout] 4dd4a5c4e8d15655d125df52f7f8dee79f2731dff7b919d4a0ef5d41720ccdf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b36b16380a36474cdf1abb82abe8289828dc9e5b44bd8098684e166496f027e
[INFO] running `Command { std: "docker" "start" "-a" "6b36b16380a36474cdf1abb82abe8289828dc9e5b44bd8098684e166496f027e", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-writer v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "6b36b16380a36474cdf1abb82abe8289828dc9e5b44bd8098684e166496f027e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b36b16380a36474cdf1abb82abe8289828dc9e5b44bd8098684e166496f027e", kill_on_drop: false }`
[INFO] [stdout] 6b36b16380a36474cdf1abb82abe8289828dc9e5b44bd8098684e166496f027e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2393ea9fae9e3eb5fba8c9a90ee76d41f10e246d9158fd49b3dcced3f441a3db
[INFO] running `Command { std: "docker" "start" "-a" "2393ea9fae9e3eb5fba8c9a90ee76d41f10e246d9158fd49b3dcced3f441a3db", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/json_writer-d6da8be1b1359906)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::test_array_range ... ok
[INFO] [stdout] test tests::test_dtoa ... ok
[INFO] [stdout] test tests::test_encoding ... ok
[INFO] [stdout] test tests::test_misc_examples ... ok
[INFO] [stdout] test tests::test_basic_example ... ok
[INFO] [stdout] test tests::test_object ... ok
[INFO] [stdout] test tests::test_string_writer ... ok
[INFO] [stdout] test tests::test_pretty ... ok
[INFO] [stdout] test tests::test_array ... ok
[INFO] [stdout] test tests::test_numbers ... ok
[INFO] [stdout] test tests::test_duplicate_keys ... ok
[INFO] [stdout] test tests::test_strings ... ok
[INFO] [stdout] test tests::test_flush ... ok
[INFO] [stderr]    Doc-tests json_writer
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 103) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 118) ... ok
[INFO] [stdout] test src/lib.rs - (line 80) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2393ea9fae9e3eb5fba8c9a90ee76d41f10e246d9158fd49b3dcced3f441a3db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2393ea9fae9e3eb5fba8c9a90ee76d41f10e246d9158fd49b3dcced3f441a3db", kill_on_drop: false }`
[INFO] [stdout] 2393ea9fae9e3eb5fba8c9a90ee76d41f10e246d9158fd49b3dcced3f441a3db
