[INFO] fetching crate pwasm-abi 0.2.2...
[INFO] checking pwasm-abi-0.2.2 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate pwasm-abi 0.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pwasm-abi 0.2.2 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/rust-toolchain
[INFO] started tweaking crates.io crate pwasm-abi 0.2.2
[INFO] finished tweaking crates.io crate pwasm-abi 0.2.2
[INFO] tweaked toml for crates.io crate pwasm-abi 0.2.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hex-literal v0.1.4
[INFO] [stderr]   Downloaded hex-literal-impl v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70b287dba8bac678993043a0e371fc60d4a8c7987ea70cf52e84c52eecce7170
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "70b287dba8bac678993043a0e371fc60d4a8c7987ea70cf52e84c52eecce7170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70b287dba8bac678993043a0e371fc60d4a8c7987ea70cf52e84c52eecce7170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70b287dba8bac678993043a0e371fc60d4a8c7987ea70cf52e84c52eecce7170", kill_on_drop: false }`
[INFO] [stdout] 70b287dba8bac678993043a0e371fc60d4a8c7987ea70cf52e84c52eecce7170
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21fa5f947cdb47a440778ecdaefe11a082599a23133331078e00d700dd398e9e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "21fa5f947cdb47a440778ecdaefe11a082599a23133331078e00d700dd398e9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.3
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking pwasm-libc v0.2.1
[INFO] [stderr]     Checking fixed-hash v0.3.2
[INFO] [stderr]     Checking uint v0.5.0
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]    Compiling proc-macro-hack v0.4.3
[INFO] [stderr]    Compiling hex-literal-impl v0.1.2
[INFO] [stderr]     Checking pwasm-alloc v0.4.1
[INFO] [stderr]     Checking hex-literal v0.1.4
[INFO] [stderr]     Checking pwasm-std v0.13.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pwasm-std-0.13.1/src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(link_args)]
[INFO] [stdout]   |            ^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of using `-C link-arg=ARG` on command line, which is available from cargo build scripts with `cargo:rustc-link-arg` now
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pwasm-std` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "21fa5f947cdb47a440778ecdaefe11a082599a23133331078e00d700dd398e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21fa5f947cdb47a440778ecdaefe11a082599a23133331078e00d700dd398e9e", kill_on_drop: false }`
[INFO] [stdout] 21fa5f947cdb47a440778ecdaefe11a082599a23133331078e00d700dd398e9e