[INFO] fetching crate wasmer-compiler-singlepass 1.0.0-beta2...
[INFO] checking wasmer-compiler-singlepass-1.0.0-beta2 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] extracting crate wasmer-compiler-singlepass 1.0.0-beta2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate wasmer-compiler-singlepass 1.0.0-beta2 on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-compiler-singlepass 1.0.0-beta2
[INFO] finished tweaking crates.io crate wasmer-compiler-singlepass 1.0.0-beta2
[INFO] tweaked toml for crates.io crate wasmer-compiler-singlepass 1.0.0-beta2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b8c93092c27986c4a393787e5e07beaed594eada3240fedcbc406e4f4356d394
[INFO] running `Command { std: "docker" "start" "-a" "b8c93092c27986c4a393787e5e07beaed594eada3240fedcbc406e4f4356d394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8c93092c27986c4a393787e5e07beaed594eada3240fedcbc406e4f4356d394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8c93092c27986c4a393787e5e07beaed594eada3240fedcbc406e4f4356d394", kill_on_drop: false }`
[INFO] [stdout] b8c93092c27986c4a393787e5e07beaed594eada3240fedcbc406e4f4356d394
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 25d863bd280a30f6e64fe1c8c8017b615c36901b0c3ca35162f84ba9c7e207a3
[INFO] running `Command { std: "docker" "start" "-a" "25d863bd280a30f6e64fe1c8c8017b615c36901b0c3ca35162f84ba9c7e207a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling dynasm v1.0.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.5.0
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking enumset v1.0.1
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking dynasmrt v1.0.0
[INFO] [stderr]     Checking cranelift-entity v0.68.0
[INFO] [stderr]     Checking indexmap v1.6.1
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking wasmer-types v1.0.0-beta2
[INFO] [stderr]     Checking wasmer-vm v1.0.0-beta2
[INFO] [stderr]     Checking wasmer-compiler v1.0.0-beta2
[INFO] [stderr]     Checking wasmer-compiler-singlepass v1.0.0-beta2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `Command { std: "docker" "inspect" "25d863bd280a30f6e64fe1c8c8017b615c36901b0c3ca35162f84ba9c7e207a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25d863bd280a30f6e64fe1c8c8017b615c36901b0c3ca35162f84ba9c7e207a3", kill_on_drop: false }`
[INFO] [stdout] 25d863bd280a30f6e64fe1c8c8017b615c36901b0c3ca35162f84ba9c7e207a3