[INFO] cloning repository https://github.com/DrJupiter/AIrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DrJupiter/AIrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrJupiter%2FAIrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrJupiter%2FAIrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5db08d0d3fcd4abe3c10d0f335d3b21bf3b7836f
[INFO] checking DrJupiter/AIrs against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrJupiter%2FAIrs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DrJupiter/AIrs on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DrJupiter/AIrs
[INFO] finished tweaking git repo https://github.com/DrJupiter/AIrs
[INFO] tweaked toml for git repo https://github.com/DrJupiter/AIrs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/DrJupiter/AIrs 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 534b0c1fbe95027dc69fea1690e48be25c351dc788f3273264879998837ffaa3
[INFO] running `Command { std: "docker" "start" "-a" "534b0c1fbe95027dc69fea1690e48be25c351dc788f3273264879998837ffaa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "534b0c1fbe95027dc69fea1690e48be25c351dc788f3273264879998837ffaa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "534b0c1fbe95027dc69fea1690e48be25c351dc788f3273264879998837ffaa3", kill_on_drop: false }`
[INFO] [stdout] 534b0c1fbe95027dc69fea1690e48be25c351dc788f3273264879998837ffaa3
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dae140bad6e8f560aaed23fed1195ddfbfa8775cb4d2cd111b3f776230622fc6
[INFO] running `Command { std: "docker" "start" "-a" "dae140bad6e8f560aaed23fed1195ddfbfa8775cb4d2cd111b3f776230622fc6", kill_on_drop: false }`
[INFO] [stderr]     Checking airs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `From`
[INFO] [stdout]  --> src/libtensor.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::{From};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Add`, `Div`, `Neg`, `Sub`
[INFO] [stdout]  --> src/libtensor.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::{Add, Mul, Div, Sub, Neg};
[INFO] [stdout]   |                ^^^       ^^^  ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `From`
[INFO] [stdout]  --> src/libtensor.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::{From};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Add`, `Div`, `Neg`, `Sub`
[INFO] [stdout]  --> src/libtensor.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::{Add, Mul, Div, Sub, Neg};
[INFO] [stdout]   |                ^^^       ^^^  ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0207]: the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates
[INFO] [stdout]   --> src/libtensor.rs:55:6
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl<'a, T, F> Mul for Tensor<T, F> where F: Gradient<T> {
[INFO] [stdout]    |      ^^ unconstrained lifetime parameter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0207`.
[INFO] [stdout] 
[INFO] [stdout] error[E0207]: the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates
[INFO] [stdout]   --> src/libtensor.rs:55:6
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl<'a, T, F> Mul for Tensor<T, F> where F: Gradient<T> {
[INFO] [stdout]    |      ^^ unconstrained lifetime parameter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0207`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `airs` (bin "airs") due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `airs` (bin "airs" test) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "dae140bad6e8f560aaed23fed1195ddfbfa8775cb4d2cd111b3f776230622fc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dae140bad6e8f560aaed23fed1195ddfbfa8775cb4d2cd111b3f776230622fc6", kill_on_drop: false }`
[INFO] [stdout] dae140bad6e8f560aaed23fed1195ddfbfa8775cb4d2cd111b3f776230622fc6
