[INFO] fetching crate riffle 0.2.0...
[INFO] building riffle-0.2.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate riffle 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate riffle 0.2.0
[INFO] finished tweaking crates.io crate riffle 0.2.0
[INFO] tweaked toml for crates.io crate riffle 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate riffle 0.2.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate riffle 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] faa89af8fbe838ed90052906e7eeee1b11f29e77859c4836d23038d5e63603fb
[INFO] running `Command { std: "docker" "start" "-a" "faa89af8fbe838ed90052906e7eeee1b11f29e77859c4836d23038d5e63603fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faa89af8fbe838ed90052906e7eeee1b11f29e77859c4836d23038d5e63603fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faa89af8fbe838ed90052906e7eeee1b11f29e77859c4836d23038d5e63603fb", kill_on_drop: false }`
[INFO] [stdout] faa89af8fbe838ed90052906e7eeee1b11f29e77859c4836d23038d5e63603fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 553b7f2a8ffefe7d8a9e7fc82fbe8f30b3f9cf97f9537b77d44f117621356e1e
[INFO] running `Command { std: "docker" "start" "-a" "553b7f2a8ffefe7d8a9e7fc82fbe8f30b3f9cf97f9537b77d44f117621356e1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling signal-hook-mio v0.2.1
[INFO] [stderr]    Compiling crossterm v0.22.1
[INFO] [stderr]    Compiling riffle v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `Command { std: "docker" "inspect" "553b7f2a8ffefe7d8a9e7fc82fbe8f30b3f9cf97f9537b77d44f117621356e1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "553b7f2a8ffefe7d8a9e7fc82fbe8f30b3f9cf97f9537b77d44f117621356e1e", kill_on_drop: false }`
[INFO] [stdout] 553b7f2a8ffefe7d8a9e7fc82fbe8f30b3f9cf97f9537b77d44f117621356e1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c83602c179f555f63e34ce765b3b5ea58bd0fdc806be626861f017015e3caf31
[INFO] running `Command { std: "docker" "start" "-a" "c83602c179f555f63e34ce765b3b5ea58bd0fdc806be626861f017015e3caf31", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling num_threads v0.1.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling time v0.3.7
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling bugreport v0.4.1
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling bytemuck v1.7.3
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling semver v1.0.5
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling rgb v0.8.31
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling path_abs v0.5.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling ansi_colours v1.1.1
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling content_inspector v0.2.4
[INFO] [stderr]    Compiling shell-words v1.0.0
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling onig_sys v69.7.1
[INFO] [stderr]    Compiling sys-info v0.9.1
[INFO] [stderr]    Compiling libgit2-sys v0.12.26+1.3.0
[INFO] [stderr]    Compiling wild v2.0.4
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling console v0.15.0
[INFO] [stderr]    Compiling grep-cli v0.1.6
[INFO] [stderr]    Compiling bat v0.19.0
[INFO] [stderr]    Compiling git-version-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling git-version v0.3.5
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling onig v6.3.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling plist v1.3.1
[INFO] [stderr]    Compiling serde_yaml v0.8.23
[INFO] [stderr]    Compiling clircle v0.3.0
[INFO] [stderr]    Compiling git2 v0.13.25
[INFO] [stderr]    Compiling syntect v4.6.0
[INFO] [stderr]    Compiling riffle v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 36.02s
[INFO] running `Command { std: "docker" "inspect" "c83602c179f555f63e34ce765b3b5ea58bd0fdc806be626861f017015e3caf31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c83602c179f555f63e34ce765b3b5ea58bd0fdc806be626861f017015e3caf31", kill_on_drop: false }`
[INFO] [stdout] c83602c179f555f63e34ce765b3b5ea58bd0fdc806be626861f017015e3caf31