[INFO] fetching crate mafs 0.1.0...
[INFO] testing mafs-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate mafs 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate mafs 0.1.0
[INFO] finished tweaking crates.io crate mafs 0.1.0
[INFO] tweaked toml for crates.io crate mafs 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mafs 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79fca294da54f0f1229f24a956917cdb6ae133fb1f802bb1214541aa8d327e0c
[INFO] running `Command { std: "docker" "start" "-a" "79fca294da54f0f1229f24a956917cdb6ae133fb1f802bb1214541aa8d327e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79fca294da54f0f1229f24a956917cdb6ae133fb1f802bb1214541aa8d327e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79fca294da54f0f1229f24a956917cdb6ae133fb1f802bb1214541aa8d327e0c", kill_on_drop: false }`
[INFO] [stdout] 79fca294da54f0f1229f24a956917cdb6ae133fb1f802bb1214541aa8d327e0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ce912e32d3afa0c968bf9444560e1c6c1f17e2b53abff33d2a13ebbc9584bdb
[INFO] running `Command { std: "docker" "start" "-a" "9ce912e32d3afa0c968bf9444560e1c6c1f17e2b53abff33d2a13ebbc9584bdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling mafs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: 
[INFO] [stdout]        This crate only works on x86_64 and requires the following extensions: AVX2 and FMA.
[INFO] [stdout]        They can be enabled by adding this in `config.toml`:
[INFO] [stdout]        
[INFO] [stdout]        [build]
[INFO] [stdout]        rustflags = ["-Ctarget-feature=+avx2,+fma"]
[INFO] [stdout]        
[INFO] [stdout]   --> src/lib.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | / compile_error!(
[INFO] [stdout] 58 | |     "
[INFO] [stdout] 59 | | This crate only works on x86_64 and requires the following extensions: AVX2 and FMA.
[INFO] [stdout] 60 | | They can be enabled by adding this in `config.toml`:
[INFO] [stdout] ...  |
[INFO] [stdout] 64 | | "
[INFO] [stdout] 65 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mafs` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "9ce912e32d3afa0c968bf9444560e1c6c1f17e2b53abff33d2a13ebbc9584bdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ce912e32d3afa0c968bf9444560e1c6c1f17e2b53abff33d2a13ebbc9584bdb", kill_on_drop: false }`
[INFO] [stdout] 9ce912e32d3afa0c968bf9444560e1c6c1f17e2b53abff33d2a13ebbc9584bdb