[INFO] fetching crate ha-ndarray 0.2.0...
[INFO] checking ha-ndarray-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ha-ndarray 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ha-ndarray 0.2.0 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 ha-ndarray 0.2.0
[INFO] finished tweaking crates.io crate ha-ndarray 0.2.0
[INFO] tweaked toml for crates.io crate ha-ndarray 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate ha-ndarray 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded qutex v0.2.4
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.8
[INFO] [stderr]   Downloaded crossbeam v0.8.2
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[INFO] [stderr]   Downloaded proc-macro-utils v0.8.0
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[INFO] [stderr]   Downloaded attribute-derive v0.6.1
[INFO] [stderr]   Downloaded quote-use-macros v0.7.2
[INFO] [stderr]   Downloaded get-size-derive v0.1.3
[INFO] [stderr]   Downloaded freqfs v0.9.0
[INFO] [stderr]   Downloaded get-size v0.1.4
[INFO] [stderr]   Downloaded ocl-core-vector v0.1.1
[INFO] [stderr]   Downloaded safecast v0.2.1
[INFO] [stderr]   Downloaded rayon-core v1.12.0
[INFO] [stderr]   Downloaded rayon v1.8.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f91dfbae9c1f07bc53232a207a26cc704e178339083059bcc58283fefeb8d37b
[INFO] running `Command { std: "docker" "start" "-a" "f91dfbae9c1f07bc53232a207a26cc704e178339083059bcc58283fefeb8d37b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f91dfbae9c1f07bc53232a207a26cc704e178339083059bcc58283fefeb8d37b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f91dfbae9c1f07bc53232a207a26cc704e178339083059bcc58283fefeb8d37b", kill_on_drop: false }`
[INFO] [stdout] f91dfbae9c1f07bc53232a207a26cc704e178339083059bcc58283fefeb8d37b
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 461b11d63c41566d9cfd1a3617591e558b5bc59666d6479a8d8627bbee94bb1f
[INFO] running `Command { std: "docker" "start" "-a" "461b11d63c41566d9cfd1a3617591e558b5bc59666d6479a8d8627bbee94bb1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling ha-ndarray v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking get-size v0.1.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking transpose v0.2.2
[INFO] [stdout] warning: the item `PartialEq` is imported redundantly
[INFO] [stdout]  --> src/ops.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{PartialEq, PartialOrd};
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `PartialEq` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialOrd` is imported redundantly
[INFO] [stdout]  --> src/ops.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{PartialEq, PartialOrd};
[INFO] [stdout]   |                           ^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `PartialOrd` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialEq` is imported redundantly
[INFO] [stdout]  --> src/ops.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{PartialEq, PartialOrd};
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `PartialEq` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialOrd` is imported redundantly
[INFO] [stdout]  --> src/ops.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{PartialEq, PartialOrd};
[INFO] [stdout]   |                           ^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `PartialOrd` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.63s
[INFO] running `Command { std: "docker" "inspect" "461b11d63c41566d9cfd1a3617591e558b5bc59666d6479a8d8627bbee94bb1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "461b11d63c41566d9cfd1a3617591e558b5bc59666d6479a8d8627bbee94bb1f", kill_on_drop: false }`
[INFO] [stdout] 461b11d63c41566d9cfd1a3617591e558b5bc59666d6479a8d8627bbee94bb1f
[INFO] checking ha-ndarray-0.2.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate ha-ndarray 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate ha-ndarray 0.2.0 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 ha-ndarray 0.2.0
[INFO] finished tweaking crates.io crate ha-ndarray 0.2.0
[INFO] tweaked toml for crates.io crate ha-ndarray 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate ha-ndarray 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64222ea5678a571bd9b070b990faf2794cc33119f8dfacc6387925053cbf249b
[INFO] running `Command { std: "docker" "start" "-a" "64222ea5678a571bd9b070b990faf2794cc33119f8dfacc6387925053cbf249b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64222ea5678a571bd9b070b990faf2794cc33119f8dfacc6387925053cbf249b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64222ea5678a571bd9b070b990faf2794cc33119f8dfacc6387925053cbf249b", kill_on_drop: false }`
[INFO] [stdout] 64222ea5678a571bd9b070b990faf2794cc33119f8dfacc6387925053cbf249b
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96d8fa7f9508bcd449ec27815237e453ae791905e88e98bb4cd7c4853959e120
[INFO] running `Command { std: "docker" "start" "-a" "96d8fa7f9508bcd449ec27815237e453ae791905e88e98bb4cd7c4853959e120", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking get-size v0.1.4
[INFO] [stderr]    Compiling ha-ndarray v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking transpose v0.2.2
[INFO] [stdout] warning: the item `PartialEq` is imported redundantly
[INFO] [stdout]  --> src/ops.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{PartialEq, PartialOrd};
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `PartialEq` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialOrd` is imported redundantly
[INFO] [stdout]  --> src/ops.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{PartialEq, PartialOrd};
[INFO] [stdout]   |                           ^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `PartialOrd` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialEq` is imported redundantly
[INFO] [stdout]  --> src/ops.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{PartialEq, PartialOrd};
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `PartialEq` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialOrd` is imported redundantly
[INFO] [stdout]  --> src/ops.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{PartialEq, PartialOrd};
[INFO] [stdout]   |                           ^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `PartialOrd` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.32s
[INFO] running `Command { std: "docker" "inspect" "96d8fa7f9508bcd449ec27815237e453ae791905e88e98bb4cd7c4853959e120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96d8fa7f9508bcd449ec27815237e453ae791905e88e98bb4cd7c4853959e120", kill_on_drop: false }`
[INFO] [stdout] 96d8fa7f9508bcd449ec27815237e453ae791905e88e98bb4cd7c4853959e120