[INFO] fetching crate cadence-macb 0.1.0...
[INFO] testing cadence-macb-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate cadence-macb 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate cadence-macb 0.1.0
[INFO] finished tweaking crates.io crate cadence-macb 0.1.0
[INFO] tweaked toml for crates.io crate cadence-macb 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cadence-macb 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb2cbd3380dacb77d3ad0d90bb95dce7806fcf09a1c2ca872a0e552df4f317bb
[INFO] running `Command { std: "docker" "start" "-a" "bb2cbd3380dacb77d3ad0d90bb95dce7806fcf09a1c2ca872a0e552df4f317bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb2cbd3380dacb77d3ad0d90bb95dce7806fcf09a1c2ca872a0e552df4f317bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb2cbd3380dacb77d3ad0d90bb95dce7806fcf09a1c2ca872a0e552df4f317bb", kill_on_drop: false }`
[INFO] [stdout] bb2cbd3380dacb77d3ad0d90bb95dce7806fcf09a1c2ca872a0e552df4f317bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f37b392fd92d016dc1424c1cebba60621d4eaa643d8f79b7003ebc04da6908e
[INFO] running `Command { std: "docker" "start" "-a" "6f37b392fd92d016dc1424c1cebba60621d4eaa643d8f79b7003ebc04da6908e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cadence-macb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: invalid instruction mnemonic 'csrr'
[INFO] [stdout]    --> src/eth_macb.rs:263:20
[INFO] [stdout]     |
[INFO] [stdout] 263 |     unsafe { asm!("csrr {}, time", out(reg) cycle); }
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: instantiated into assembly here
[INFO] [stdout]    --> <inline asm>:2:2
[INFO] [stdout]     |
[INFO] [stdout]   2 |     csrr rax, time
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cadence-macb` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "6f37b392fd92d016dc1424c1cebba60621d4eaa643d8f79b7003ebc04da6908e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f37b392fd92d016dc1424c1cebba60621d4eaa643d8f79b7003ebc04da6908e", kill_on_drop: false }`
[INFO] [stdout] 6f37b392fd92d016dc1424c1cebba60621d4eaa643d8f79b7003ebc04da6908e