[INFO] fetching crate multiformats 0.1.0...
[INFO] checking multiformats-0.1.0 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate multiformats 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate multiformats 0.1.0 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate multiformats 0.1.0
[INFO] finished tweaking crates.io crate multiformats 0.1.0
[INFO] tweaked toml for crates.io crate multiformats 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eecab3f3e7258d214a1d9b29d82ab2303d30a968af240a95694c5a7e9d5f5e10
[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" "eecab3f3e7258d214a1d9b29d82ab2303d30a968af240a95694c5a7e9d5f5e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eecab3f3e7258d214a1d9b29d82ab2303d30a968af240a95694c5a7e9d5f5e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eecab3f3e7258d214a1d9b29d82ab2303d30a968af240a95694c5a7e9d5f5e10", kill_on_drop: false }`
[INFO] [stdout] eecab3f3e7258d214a1d9b29d82ab2303d30a968af240a95694c5a7e9d5f5e10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46f1cdc70da474134cac2a7ed884e5b497ef0c4830f1771eb650e3cc267a56ab
[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" "46f1cdc70da474134cac2a7ed884e5b497ef0c4830f1771eb650e3cc267a56ab", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling data-encoding v2.3.1
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking base-x v0.2.8
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking mime_guess v2.0.3
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking threefish-cipher v0.3.1
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking skein-hash v0.3.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking ripemd320 v0.9.0
[INFO] [stderr]     Checking ripemd160 v0.9.1
[INFO] [stderr]     Checking md4 v0.9.0
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling blake3 v0.3.7
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.3.17
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking parse_int v0.4.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking tokio v0.2.23
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.9
[INFO] [stderr]     Checking data-encoding-macro v0.1.10
[INFO] [stderr]     Checking multibase v0.8.0
[INFO] [stderr]     Checking multiformats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.9
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "46f1cdc70da474134cac2a7ed884e5b497ef0c4830f1771eb650e3cc267a56ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46f1cdc70da474134cac2a7ed884e5b497ef0c4830f1771eb650e3cc267a56ab", kill_on_drop: false }`
[INFO] [stdout] 46f1cdc70da474134cac2a7ed884e5b497ef0c4830f1771eb650e3cc267a56ab