[INFO] fetching crate vmd-rs 0.2.1...
[INFO] checking vmd-rs-0.2.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate vmd-rs 0.2.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate vmd-rs 0.2.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vmd-rs 0.2.1
[INFO] finished tweaking crates.io crate vmd-rs 0.2.1
[INFO] tweaked toml for crates.io crate vmd-rs 0.2.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 58 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding ndarray-slice v0.2.4 (latest: v0.3.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding zip v0.5.13 (latest: v0.6.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-rand v0.14.0
[INFO] [stderr]   Downloaded py_literal v0.4.0
[INFO] [stderr]   Downloaded ndarray-slice v0.2.4
[INFO] [stderr]   Downloaded ndarray-npy v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbb03177817f52ab663c98cd0fc0adb791344b304db9e73765949cc0e07b3e63
[INFO] running `Command { std: "docker" "start" "-a" "fbb03177817f52ab663c98cd0fc0adb791344b304db9e73765949cc0e07b3e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbb03177817f52ab663c98cd0fc0adb791344b304db9e73765949cc0e07b3e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbb03177817f52ab663c98cd0fc0adb791344b304db9e73765949cc0e07b3e63", kill_on_drop: false }`
[INFO] [stdout] fbb03177817f52ab663c98cd0fc0adb791344b304db9e73765949cc0e07b3e63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71678471ddd2baa269fdc31605c910c1ffc28a5fd8f2137c0c5f44181e4bd0e3
[INFO] running `Command { std: "docker" "start" "-a" "71678471ddd2baa269fdc31605c910c1ffc28a5fd8f2137c0c5f44181e4bd0e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling rustfft v6.2.0
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking pest v2.7.9
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]    Compiling pest_meta v2.7.9
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking transpose v0.2.3
[INFO] [stderr]     Checking primal-check v0.3.3
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling pest_generator v2.7.9
[INFO] [stderr]    Compiling pest_derive v2.7.9
[INFO] [stderr]     Checking py_literal v0.4.0
[INFO] [stderr]     Checking ndarray-slice v0.2.4
[INFO] [stderr]     Checking ndarray-rand v0.14.0
[INFO] [stderr]     Checking ndarray-npy v0.8.1
[INFO] [stderr]     Checking vmd-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ArrayView1` is imported redundantly
[INFO] [stdout]   --> src/utils/array.rs:54:27
[INFO] [stdout]    |
[INFO] [stdout] 53 |     use super::*;
[INFO] [stdout]    |         -------- the item `ArrayView1` is already imported here
[INFO] [stdout] 54 |     use ndarray::{Array1, ArrayView1};
[INFO] [stdout]    |                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.62s
[INFO] running `Command { std: "docker" "inspect" "71678471ddd2baa269fdc31605c910c1ffc28a5fd8f2137c0c5f44181e4bd0e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71678471ddd2baa269fdc31605c910c1ffc28a5fd8f2137c0c5f44181e4bd0e3", kill_on_drop: false }`
[INFO] [stdout] 71678471ddd2baa269fdc31605c910c1ffc28a5fd8f2137c0c5f44181e4bd0e3
[INFO] checking vmd-rs-0.2.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate vmd-rs 0.2.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate vmd-rs 0.2.1 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vmd-rs 0.2.1
[INFO] finished tweaking crates.io crate vmd-rs 0.2.1
[INFO] tweaked toml for crates.io crate vmd-rs 0.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cafcca7d26abb80277cadb516ff0e4c5b6ff759ed881f83d7897274d5295a13b
[INFO] running `Command { std: "docker" "start" "-a" "cafcca7d26abb80277cadb516ff0e4c5b6ff759ed881f83d7897274d5295a13b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cafcca7d26abb80277cadb516ff0e4c5b6ff759ed881f83d7897274d5295a13b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cafcca7d26abb80277cadb516ff0e4c5b6ff759ed881f83d7897274d5295a13b", kill_on_drop: false }`
[INFO] [stdout] cafcca7d26abb80277cadb516ff0e4c5b6ff759ed881f83d7897274d5295a13b
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc0c69b1c1012dc56ca0c4f5a69237af2888010c9a72e76a63d03e2177ea4f67
[INFO] running `Command { std: "docker" "start" "-a" "dc0c69b1c1012dc56ca0c4f5a69237af2888010c9a72e76a63d03e2177ea4f67", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]    Compiling rustfft v6.2.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking pest v2.7.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling pest_meta v2.7.9
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking primal-check v0.3.3
[INFO] [stderr]     Checking transpose v0.2.3
[INFO] [stderr]    Compiling pest_generator v2.7.9
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling pest_derive v2.7.9
[INFO] [stderr]     Checking py_literal v0.4.0
[INFO] [stderr]     Checking ndarray-slice v0.2.4
[INFO] [stderr]     Checking ndarray-rand v0.14.0
[INFO] [stderr]     Checking ndarray-npy v0.8.1
[INFO] [stderr]     Checking vmd-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ArrayView1` is imported redundantly
[INFO] [stdout]   --> src/utils/array.rs:54:27
[INFO] [stdout]    |
[INFO] [stdout] 53 |     use super::*;
[INFO] [stdout]    |         -------- the item `ArrayView1` is already imported here
[INFO] [stdout] 54 |     use ndarray::{Array1, ArrayView1};
[INFO] [stdout]    |                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.50s
[INFO] running `Command { std: "docker" "inspect" "dc0c69b1c1012dc56ca0c4f5a69237af2888010c9a72e76a63d03e2177ea4f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc0c69b1c1012dc56ca0c4f5a69237af2888010c9a72e76a63d03e2177ea4f67", kill_on_drop: false }`
[INFO] [stdout] dc0c69b1c1012dc56ca0c4f5a69237af2888010c9a72e76a63d03e2177ea4f67