[INFO] fetching crate wasmer-compiler-cranelift 1.0.0-alpha5...
[INFO] checking wasmer-compiler-cranelift-1.0.0-alpha5 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate wasmer-compiler-cranelift 1.0.0-alpha5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate wasmer-compiler-cranelift 1.0.0-alpha5 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-compiler-cranelift 1.0.0-alpha5
[INFO] finished tweaking crates.io crate wasmer-compiler-cranelift 1.0.0-alpha5
[INFO] tweaked toml for crates.io crate wasmer-compiler-cranelift 1.0.0-alpha5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f49ad77110d58137559f4c411794fd55375ff38a12d27b95da7f7dd6091fd3a6
[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" "f49ad77110d58137559f4c411794fd55375ff38a12d27b95da7f7dd6091fd3a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f49ad77110d58137559f4c411794fd55375ff38a12d27b95da7f7dd6091fd3a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f49ad77110d58137559f4c411794fd55375ff38a12d27b95da7f7dd6091fd3a6", kill_on_drop: false }`
[INFO] [stdout] f49ad77110d58137559f4c411794fd55375ff38a12d27b95da7f7dd6091fd3a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0fa781e22e0f726ae16c77c4596f72b4e3f256b768a7759fac74fae926fa018
[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" "f0fa781e22e0f726ae16c77c4596f72b4e3f256b768a7759fac74fae926fa018", kill_on_drop: false }`
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.67.0
[INFO] [stderr]    Compiling cranelift-entity v0.67.0
[INFO] [stderr]    Compiling wasmer-compiler-cranelift v1.0.0-alpha5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regalloc v0.0.30
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking wasmer-vm v1.0.0-beta1
[INFO] [stderr]     Checking cranelift-bforest v0.67.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.67.0
[INFO] [stderr]     Checking wasmer-compiler v1.0.0-beta1
[INFO] [stderr]    Compiling cranelift-codegen v0.67.0
[INFO] [stdout] error[E0277]: the trait bound `PrimaryMap<StackSlot, StackSlotData>: Serialize` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cranelift-codegen-0.67.0/src/ir/stackslot.rs:188:5
[INFO] [stdout]     |
[INFO] [stdout] 188 | /     /// All allocated stack slots.
[INFO] [stdout] 189 | |     slots: PrimaryMap<StackSlot, StackSlotData>,
[INFO] [stdout]     | |_______________________________________________^ the trait `Serialize` is not implemented for `PrimaryMap<StackSlot, StackSlotData>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required by `binemit::_::_serde::ser::SerializeStruct::serialize_field`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `PrimaryMap<StackSlot, StackSlotData>: Deserialize<'_>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cranelift-codegen-0.67.0/src/ir/stackslot.rs:188:5
[INFO] [stdout]     |
[INFO] [stdout] 188 | /     /// All allocated stack slots.
[INFO] [stdout] 189 | |     slots: PrimaryMap<StackSlot, StackSlotData>,
[INFO] [stdout]     | |_______________________________________________^ the trait `Deserialize<'_>` is not implemented for `PrimaryMap<StackSlot, StackSlotData>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required by `next_element`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `PrimaryMap<StackSlot, StackSlotData>: Deserialize<'_>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cranelift-codegen-0.67.0/src/ir/stackslot.rs:188:5
[INFO] [stdout]     |
[INFO] [stdout] 188 | /     /// All allocated stack slots.
[INFO] [stdout] 189 | |     slots: PrimaryMap<StackSlot, StackSlotData>,
[INFO] [stdout]     | |_______________________________________________^ the trait `Deserialize<'_>` is not implemented for `PrimaryMap<StackSlot, StackSlotData>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required by `next_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cranelift-codegen`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f0fa781e22e0f726ae16c77c4596f72b4e3f256b768a7759fac74fae926fa018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0fa781e22e0f726ae16c77c4596f72b4e3f256b768a7759fac74fae926fa018", kill_on_drop: false }`
[INFO] [stdout] f0fa781e22e0f726ae16c77c4596f72b4e3f256b768a7759fac74fae926fa018