[INFO] fetching crate streaming-json-completer 0.2.0-dev...
[INFO] checking streaming-json-completer-0.2.0-dev against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate streaming-json-completer 0.2.0-dev into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate streaming-json-completer 0.2.0-dev
[INFO] finished tweaking crates.io crate streaming-json-completer 0.2.0-dev
[INFO] tweaked toml for crates.io crate streaming-json-completer 0.2.0-dev written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate streaming-json-completer 0.2.0-dev on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 84 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winapi-util v0.1.11
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.106
[INFO] [stderr]   Downloaded wasi v0.11.1+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.106
[INFO] [stderr]   Downloaded arbitrary-json v0.1.1
[INFO] [stderr]   Downloaded half v1.8.3
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded oorandom v11.1.5
[INFO] [stderr]   Downloaded js-sys v0.3.83
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.106
[INFO] [stderr]   Downloaded bytes v1.11.0
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[INFO] [stderr]   Downloaded combine v4.6.7
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] [stderr]   Downloaded libfuzzer-sys v0.4.10
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.33
[INFO] [stderr]   Downloaded zerocopy v0.8.33
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.106
[INFO] [stderr]   Downloaded getrandom v0.2.16
[INFO] [stderr]   Downloaded unicode-width v0.1.14
[INFO] [stderr]   Downloaded plotters-backend v0.3.7
[INFO] [stderr]   Downloaded arbitrary v1.4.2
[INFO] [stderr]   Downloaded cast v0.3.0
[INFO] [stderr]   Downloaded plotters-svg v0.3.7
[INFO] [stderr]   Downloaded web-sys v0.3.83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a1ad557f1dd0a683a38b7a4444ca844ebeded336a8464aa9e79876b8d22dcc5
[INFO] running `Command { std: "docker" "start" "-a" "5a1ad557f1dd0a683a38b7a4444ca844ebeded336a8464aa9e79876b8d22dcc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a1ad557f1dd0a683a38b7a4444ca844ebeded336a8464aa9e79876b8d22dcc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a1ad557f1dd0a683a38b7a4444ca844ebeded336a8464aa9e79876b8d22dcc5", kill_on_drop: false }`
[INFO] [stdout] 5a1ad557f1dd0a683a38b7a4444ca844ebeded336a8464aa9e79876b8d22dcc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67e3003b3d965413e745d4a2b03948ea1fbf3c5321ff2d0b96750a36e8810ad7
[INFO] running `Command { std: "docker" "start" "-a" "67e3003b3d965413e745d4a2b03948ea1fbf3c5321ff2d0b96750a36e8810ad7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking arbitrary v1.4.2
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking combine v4.6.7
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]    Compiling cc v1.2.52
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking arbitrary-json v0.1.1
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling libfuzzer-sys v0.4.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking streaming-json-completer v0.2.0-dev (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/static_test.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             dbg!(complete_json(input));
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 33 |             let _ = dbg!(complete_json(input));
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.92s
[INFO] running `Command { std: "docker" "inspect" "67e3003b3d965413e745d4a2b03948ea1fbf3c5321ff2d0b96750a36e8810ad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67e3003b3d965413e745d4a2b03948ea1fbf3c5321ff2d0b96750a36e8810ad7", kill_on_drop: false }`
[INFO] [stdout] 67e3003b3d965413e745d4a2b03948ea1fbf3c5321ff2d0b96750a36e8810ad7
