[INFO] fetching crate wasmi 0.6.2...
[INFO] checking wasmi-0.6.2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate wasmi 0.6.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate wasmi 0.6.2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-9/source/.cargo/config
[INFO] started tweaking crates.io crate wasmi 0.6.2
[INFO] finished tweaking crates.io crate wasmi 0.6.2
[INFO] tweaked toml for crates.io crate wasmi 0.6.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate wasmi 0.6.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v0.15.26
[INFO] [stderr]   Downloaded memory_units v0.3.0
[INFO] [stderr]   Downloaded libm v0.1.2
[INFO] [stderr]   Downloaded ryu v0.2.7
[INFO] [stderr]   Downloaded assert_matches v1.3.0
[INFO] [stderr]   Downloaded errno v0.2.4
[INFO] [stderr]   Downloaded serde_json v1.0.37
[INFO] [stderr]   Downloaded proc-macro2 v0.4.26
[INFO] [stderr]   Downloaded serde_derive v1.0.85
[INFO] [stderr]   Downloaded cmake v0.1.35
[INFO] [stderr]   Downloaded wabt v0.9.2
[INFO] [stderr]   Downloaded wasmi-validation v0.3.0
[INFO] [stderr]   Downloaded rand v0.4.5
[INFO] [stderr]   Downloaded quote v0.6.11
[INFO] [stderr]   Downloaded itoa v0.4.3
[INFO] [stderr]   Downloaded serde v1.0.85
[INFO] [stderr]   Downloaded num-bigint v0.2.2
[INFO] [stderr]   Downloaded winapi v0.3.6
[INFO] [stderr]   Downloaded cc v1.0.28
[INFO] [stderr]   Downloaded wabt-sys v0.7.0
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbee6ec777c03d58a74ca5fd307bee0339071d4fa9269253b1a2c25bb1269842
[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" "bbee6ec777c03d58a74ca5fd307bee0339071d4fa9269253b1a2c25bb1269842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbee6ec777c03d58a74ca5fd307bee0339071d4fa9269253b1a2c25bb1269842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbee6ec777c03d58a74ca5fd307bee0339071d4fa9269253b1a2c25bb1269842", kill_on_drop: false }`
[INFO] [stdout] bbee6ec777c03d58a74ca5fd307bee0339071d4fa9269253b1a2c25bb1269842
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] a2672934f6ed2ee20e47ac256aae03bfb1987be98642cab9b068c7c4d29dc2e7
[INFO] running `Command { std: "docker" "start" "-a" "a2672934f6ed2ee20e47ac256aae03bfb1987be98642cab9b068c7c4d29dc2e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking assert_matches v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]     Checking rand v0.4.5
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling wabt-sys v0.7.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]     Checking wasmi v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]     Checking serde_json v1.0.37
[INFO] [stderr]     Checking wabt v0.9.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "a2672934f6ed2ee20e47ac256aae03bfb1987be98642cab9b068c7c4d29dc2e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2672934f6ed2ee20e47ac256aae03bfb1987be98642cab9b068c7c4d29dc2e7", kill_on_drop: false }`
[INFO] [stdout] a2672934f6ed2ee20e47ac256aae03bfb1987be98642cab9b068c7c4d29dc2e7