[INFO] fetching crate wasmer-singlepass-backend 0.17.1...
[INFO] checking wasmer-singlepass-backend-0.17.1 against master#893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 for pr-77153
[INFO] extracting crate wasmer-singlepass-backend 0.17.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate wasmer-singlepass-backend 0.17.1 on toolchain 893fadd11a52aa26fc19c67ee1b79f03d6a1bed3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-singlepass-backend 0.17.1
[INFO] finished tweaking crates.io crate wasmer-singlepass-backend 0.17.1
[INFO] tweaked toml for crates.io crate wasmer-singlepass-backend 0.17.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3c4cf44da3b46dfb9370a58b7be12d1ecaf0cfdaecead3a59745c2f8607f962
[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" "f3c4cf44da3b46dfb9370a58b7be12d1ecaf0cfdaecead3a59745c2f8607f962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3c4cf44da3b46dfb9370a58b7be12d1ecaf0cfdaecead3a59745c2f8607f962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c4cf44da3b46dfb9370a58b7be12d1ecaf0cfdaecead3a59745c2f8607f962", kill_on_drop: false }`
[INFO] [stdout] f3c4cf44da3b46dfb9370a58b7be12d1ecaf0cfdaecead3a59745c2f8607f962
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c7a133450f277e06ec9168546c6287eb1a5881708d59568d06fe8fc9ca3283a
[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" "1c7a133450f277e06ec9168546c6287eb1a5881708d59568d06fe8fc9ca3283a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling wasmer-runtime-core v0.17.1
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]     Checking dynasmrt v0.5.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking serde-bench v0.0.7
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking indexmap v1.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling dynasm v0.5.2
[INFO] [stderr]     Checking wasmer-singlepass-backend v0.17.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "1c7a133450f277e06ec9168546c6287eb1a5881708d59568d06fe8fc9ca3283a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c7a133450f277e06ec9168546c6287eb1a5881708d59568d06fe8fc9ca3283a", kill_on_drop: false }`
[INFO] [stdout] 1c7a133450f277e06ec9168546c6287eb1a5881708d59568d06fe8fc9ca3283a