[INFO] fetching crate wz-utf16 1.0.2...
[INFO] building wz-utf16-1.0.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate wz-utf16 1.0.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate wz-utf16 1.0.2
[INFO] finished tweaking crates.io crate wz-utf16 1.0.2
[INFO] tweaked toml for crates.io crate wz-utf16 1.0.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wz-utf16 1.0.2 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 97 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding rstest v0.15.0 (available: v0.26.1)
[INFO] [stderr]       Adding speculoos v0.9.0 (available: v0.13.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fuchsia-cprng v0.1.1
[INFO] [stderr]   Downloaded num v0.1.43
[INFO] [stderr]   Downloaded autocfg v1.5.0
[INFO] [stderr]   Downloaded num-bigint v0.1.45
[INFO] [stderr]   Downloaded rustc-serialize v0.3.25
[INFO] [stderr]   Downloaded num-traits v0.2.19
[INFO] [stderr]   Downloaded num-rational v0.1.43
[INFO] [stderr]   Downloaded cast v0.3.0
[INFO] [stderr]   Downloaded bytecount v0.6.9
[INFO] [stderr]   Downloaded half v1.8.3
[INFO] [stderr]   Downloaded oorandom v11.1.5
[INFO] [stderr]   Downloaded semver v1.0.27
[INFO] [stderr]   Downloaded clap v2.34.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.18
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.6
[INFO] [stderr]   Downloaded plotters v0.3.7
[INFO] [stderr]   Downloaded csv-core v0.1.12
[INFO] [stderr]   Downloaded textwrap v0.11.0
[INFO] [stderr]   Downloaded serde_cbor v0.11.2
[INFO] [stderr]   Downloaded rand_core v0.4.2
[INFO] [stderr]   Downloaded futures-executor v0.3.31
[INFO] [stderr]   Downloaded csv v1.3.1
[INFO] [stderr]   Downloaded rstest v0.15.0
[INFO] [stderr]   Downloaded rayon-core v1.13.0
[INFO] [stderr]   Downloaded serde v1.0.228
[INFO] [stderr]   Downloaded rand_core v0.3.1
[INFO] [stderr]   Downloaded num-integer v0.1.46
[INFO] [stderr]   Downloaded speculoos v0.9.0
[INFO] [stderr]   Downloaded unicode-width v0.1.14
[INFO] [stderr]   Downloaded plotters-backend v0.3.7
[INFO] [stderr]   Downloaded syn v1.0.109
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] [stderr]   Downloaded rand v0.4.6
[INFO] [stderr]   Downloaded serde_derive v1.0.228
[INFO] [stderr]   Downloaded serde_core v1.0.228
[INFO] [stderr]   Downloaded futures-macro v0.3.31
[INFO] [stderr]   Downloaded quote v1.0.41
[INFO] [stderr]   Downloaded rstest_macros v0.14.0
[INFO] [stderr]   Downloaded rayon v1.11.0
[INFO] [stderr]   Downloaded futures-timer v3.0.3
[INFO] [stderr]   Downloaded num-complex v0.1.44
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded itertools v0.10.5
[INFO] [stderr]   Downloaded plotters-svg v0.3.7
[INFO] [stderr]   Downloaded winapi-util v0.1.11
[INFO] [stderr]   Downloaded walkdir v2.5.0
[INFO] [stderr]   Downloaded rdrand v0.4.0
[INFO] [stderr]   Downloaded wz-core v1.0.0
[INFO] [stderr]   Downloaded tinytemplate v1.2.1
[INFO] [stderr]   Downloaded same-file v1.0.6
[INFO] [stderr]   Downloaded futures v0.3.31
[INFO] [stderr]   Downloaded num-iter v0.1.45
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73498f7f87a0e2f5c3292fc7ad1b6116f46c92c8cc3148cfe669f983e3f229b5
[INFO] running `Command { std: "docker" "start" "-a" "73498f7f87a0e2f5c3292fc7ad1b6116f46c92c8cc3148cfe669f983e3f229b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73498f7f87a0e2f5c3292fc7ad1b6116f46c92c8cc3148cfe669f983e3f229b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73498f7f87a0e2f5c3292fc7ad1b6116f46c92c8cc3148cfe669f983e3f229b5", kill_on_drop: false }`
[INFO] [stdout] 73498f7f87a0e2f5c3292fc7ad1b6116f46c92c8cc3148cfe669f983e3f229b5
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a18e049cad222228cfd81c9f732953ac9f5d85ad5349617c6fb7dd4497ab3c1
[INFO] running `Command { std: "docker" "start" "-a" "8a18e049cad222228cfd81c9f732953ac9f5d85ad5349617c6fb7dd4497ab3c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling wz-core v1.0.0
[INFO] [stderr]    Compiling wz-utf16 v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `wz_core::*`
[INFO] [stdout]  --> src/be.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use wz_core::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wz_core::*`
[INFO] [stdout]  --> src/le.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use wz_core::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "8a18e049cad222228cfd81c9f732953ac9f5d85ad5349617c6fb7dd4497ab3c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a18e049cad222228cfd81c9f732953ac9f5d85ad5349617c6fb7dd4497ab3c1", kill_on_drop: false }`
[INFO] [stdout] 8a18e049cad222228cfd81c9f732953ac9f5d85ad5349617c6fb7dd4497ab3c1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bfebb628a42b11f2d7cabb0d99c37c0d149c4f6fd80685550efd7acc5c6baff
[INFO] running `Command { std: "docker" "start" "-a" "6bfebb628a42b11f2d7cabb0d99c37c0d149c4f6fd80685550efd7acc5c6baff", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-bigint v0.1.45
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling num-rational v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.44
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stdout] warning: unused import: `wz_core::*`
[INFO] [stdout]  --> src/be.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use wz_core::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wz_core::*`
[INFO] [stdout]  --> src/le.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use wz_core::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rstest_macros v0.14.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling num v0.1.43
[INFO] [stderr]    Compiling speculoos v0.9.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling rstest v0.15.0
[INFO] [stderr]    Compiling wz-utf16 v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `wz_core::*`
[INFO] [stdout]  --> src/be.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use wz_core::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wz_core::*`
[INFO] [stdout]  --> src/le.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use wz_core::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 17.58s
[INFO] running `Command { std: "docker" "inspect" "6bfebb628a42b11f2d7cabb0d99c37c0d149c4f6fd80685550efd7acc5c6baff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bfebb628a42b11f2d7cabb0d99c37c0d149c4f6fd80685550efd7acc5c6baff", kill_on_drop: false }`
[INFO] [stdout] 6bfebb628a42b11f2d7cabb0d99c37c0d149c4f6fd80685550efd7acc5c6baff