[INFO] fetching crate wasmots-client 0.1.0...
[INFO] checking wasmots-client-0.1.0 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate wasmots-client 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate wasmots-client 0.1.0 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmots-client 0.1.0
[INFO] finished tweaking crates.io crate wasmots-client 0.1.0
[INFO] tweaked toml for crates.io crate wasmots-client 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate wasmots-client 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmer-engine v1.0.1
[INFO] [stderr]   Downloaded generational-arena v0.2.8
[INFO] [stderr]   Downloaded wasmer-derive v1.0.1
[INFO] [stderr]   Downloaded typetag v0.1.7
[INFO] [stderr]   Downloaded bumpalo v3.5.0
[INFO] [stderr]   Downloaded chunked_transfer v1.3.0
[INFO] [stderr]   Downloaded wasmer_enumset_derive v0.5.0
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.68.0
[INFO] [stderr]   Downloaded cranelift-frontend v0.68.0
[INFO] [stderr]   Downloaded memmap2 v0.2.0
[INFO] [stderr]   Downloaded wasmparser v0.65.0
[INFO] [stderr]   Downloaded wasmer-object v1.0.1
[INFO] [stderr]   Downloaded wasmer-engine-jit v1.0.1
[INFO] [stderr]   Downloaded ureq v2.0.1
[INFO] [stderr]   Downloaded ctor v0.1.18
[INFO] [stderr]   Downloaded wasmer-engine-native v1.0.1
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.68.0
[INFO] [stderr]   Downloaded wast v32.0.0
[INFO] [stderr]   Downloaded typetag-impl v0.1.7
[INFO] [stderr]   Downloaded libc v0.2.83
[INFO] [stderr]   Downloaded wasmer-wasi v1.0.1
[INFO] [stderr]   Downloaded cranelift-codegen v0.68.0
[INFO] [stderr]   Downloaded wat v1.0.33
[INFO] [stderr]   Downloaded wasmer-compiler v1.0.1
[INFO] [stderr]   Downloaded wasmer-compiler-cranelift v1.0.1
[INFO] [stderr]   Downloaded wasmer_enumset v1.0.1
[INFO] [stderr]   Downloaded wasmer-types v1.0.1
[INFO] [stderr]   Downloaded wasmer-vm v1.0.1
[INFO] [stderr]   Downloaded cranelift-bforest v0.68.0
[INFO] [stderr]   Downloaded which v4.0.2
[INFO] [stderr]   Downloaded wasmer v1.0.1
[INFO] [stderr]   Downloaded cranelift-entity v0.68.0
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "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] abb87ec7c9f7abc15cbab55700e88bd22bf86259f5b63d108d7067c7bd691948
[INFO] running `Command { std: "docker" "start" "-a" "abb87ec7c9f7abc15cbab55700e88bd22bf86259f5b63d108d7067c7bd691948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abb87ec7c9f7abc15cbab55700e88bd22bf86259f5b63d108d7067c7bd691948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abb87ec7c9f7abc15cbab55700e88bd22bf86259f5b63d108d7067c7bd691948", kill_on_drop: false }`
[INFO] [stdout] abb87ec7c9f7abc15cbab55700e88bd22bf86259f5b63d108d7067c7bd691948
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d23f27bb1a1c98f95f20c07e3b48976c4d93da7d829147d7a52c58cbd049e963
[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" "d23f27bb1a1c98f95f20c07e3b48976c4d93da7d829147d7a52c58cbd049e963", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.83
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking wasmparser v0.65.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.68.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling wasmer-compiler-cranelift v1.0.1
[INFO] [stderr]     Checking chunked_transfer v1.3.0
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking wast v32.0.0
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling raw-cpuid v7.0.4
[INFO] [stderr]    Compiling wasmer-vm v1.0.1
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking memmap2 v0.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking wat v1.0.33
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking ureq v2.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling ctor v0.1.18
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling wasmer-derive v1.0.1
[INFO] [stderr]    Compiling typetag-impl v0.1.7
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking inventory v0.1.10
[INFO] [stderr]    Compiling wasmer_enumset_derive v0.5.0
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking which v4.0.2
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking wasmer_enumset v1.0.1
[INFO] [stderr]     Checking serde v1.0.123
[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 bincode v1.3.1
[INFO] [stderr]     Checking erased-serde v0.3.13
[INFO] [stderr]     Checking generational-arena v0.2.8
[INFO] [stderr]     Checking wasmer-types v1.0.1
[INFO] [stderr]     Checking cranelift-bforest v0.68.0
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking typetag v0.1.7
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.68.0
[INFO] [stderr]     Checking wasmer-compiler v1.0.1
[INFO] [stderr]     Checking wasmer-engine v1.0.1
[INFO] [stderr]     Checking wasmer-object v1.0.1
[INFO] [stderr]     Checking wasmer-engine-native v1.0.1
[INFO] [stderr]     Checking wasmer-engine-jit v1.0.1
[INFO] [stderr]    Compiling cranelift-codegen v0.68.0
[INFO] [stderr]     Checking cranelift-frontend v0.68.0
[INFO] [stderr]     Checking wasmer v1.0.1
[INFO] [stderr]     Checking wasmer-wasi v1.0.1
[INFO] [stderr]     Checking wasmots-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 09s
[INFO] running `Command { std: "docker" "inspect" "d23f27bb1a1c98f95f20c07e3b48976c4d93da7d829147d7a52c58cbd049e963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d23f27bb1a1c98f95f20c07e3b48976c4d93da7d829147d7a52c58cbd049e963", kill_on_drop: false }`
[INFO] [stdout] d23f27bb1a1c98f95f20c07e3b48976c4d93da7d829147d7a52c58cbd049e963