[INFO] fetching crate microtensor 0.1.5...
[INFO] checking microtensor-0.1.5 against master#f42f19b6d3d785a74dbe57aa395b6c288437dd51 for pr-107123-1
[INFO] extracting crate microtensor 0.1.5 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate microtensor 0.1.5 on toolchain f42f19b6d3d785a74dbe57aa395b6c288437dd51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f42f19b6d3d785a74dbe57aa395b6c288437dd51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate microtensor 0.1.5
[INFO] finished tweaking crates.io crate microtensor 0.1.5
[INFO] tweaked toml for crates.io crate microtensor 0.1.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate microtensor 0.1.5 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" "+f42f19b6d3d785a74dbe57aa395b6c288437dd51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded riscv-target v0.1.2
[INFO] [stderr]   Downloaded volatile-register v0.2.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+f42f19b6d3d785a74dbe57aa395b6c288437dd51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3aa4eb7a46d92503459a2d3e4756d3acefecf7eb89e041293560101cdcc606b
[INFO] running `Command { std: "docker" "start" "-a" "f3aa4eb7a46d92503459a2d3e4756d3acefecf7eb89e041293560101cdcc606b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3aa4eb7a46d92503459a2d3e4756d3acefecf7eb89e041293560101cdcc606b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3aa4eb7a46d92503459a2d3e4756d3acefecf7eb89e041293560101cdcc606b", kill_on_drop: false }`
[INFO] [stdout] f3aa4eb7a46d92503459a2d3e4756d3acefecf7eb89e041293560101cdcc606b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+f42f19b6d3d785a74dbe57aa395b6c288437dd51" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e2295e123457a4d680adb67bd0b8cece01002b65a8d966315fd360905c50f58
[INFO] running `Command { std: "docker" "start" "-a" "1e2295e123457a4d680adb67bd0b8cece01002b65a8d966315fd360905c50f58", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling build_id v0.2.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.13
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling relative v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling erased-serde v0.3.23
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking cobs v0.2.3
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking metatype v0.2.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking thread-tree v0.3.3
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking palaver v0.2.8
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking spin v0.9.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking serde_traitobject v0.2.8
[INFO] [stderr]     Checking postcard v1.0.2
[INFO] [stderr]     Checking microtensor v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `index` is never used
[INFO] [stdout]   --> src/shape.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Shape {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 85 |   pub(crate) fn index(&self, indices: &[usize]) -> usize {
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 27.88s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v2.2.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "1e2295e123457a4d680adb67bd0b8cece01002b65a8d966315fd360905c50f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e2295e123457a4d680adb67bd0b8cece01002b65a8d966315fd360905c50f58", kill_on_drop: false }`
[INFO] [stdout] 1e2295e123457a4d680adb67bd0b8cece01002b65a8d966315fd360905c50f58