[INFO] fetching crate ipfs-mfs 0.2.0...
[INFO] checking ipfs-mfs-0.2.0 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] extracting crate ipfs-mfs 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ipfs-mfs 0.2.0 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ipfs-mfs 0.2.0
[INFO] finished tweaking crates.io crate ipfs-mfs 0.2.0
[INFO] tweaked toml for crates.io crate ipfs-mfs 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 456d9870f71d99548e848baf54a7a251171c969c3ac04837ab49e7866ca800cb
[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" "456d9870f71d99548e848baf54a7a251171c969c3ac04837ab49e7866ca800cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "456d9870f71d99548e848baf54a7a251171c969c3ac04837ab49e7866ca800cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "456d9870f71d99548e848baf54a7a251171c969c3ac04837ab49e7866ca800cb", kill_on_drop: false }`
[INFO] [stdout] 456d9870f71d99548e848baf54a7a251171c969c3ac04837ab49e7866ca800cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bf35d539f4f16707b6ddca1d05db164012d0c709f8eb4db2dba5e0fd6eec7b4
[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" "4bf35d539f4f16707b6ddca1d05db164012d0c709f8eb4db2dba5e0fd6eec7b4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking block-padding v0.2.1
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[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]     Checking cpuid-bool v0.1.2
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[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling blake3 v0.3.6
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking tracing-core v0.1.15
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking blake2s_simd v0.5.10
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
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[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking openssl-sys v0.9.58
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking openssl v0.10.30
[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 v0.9.1
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking multihash v0.11.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling typed-builder v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking common-multipart-rfc7578 v0.2.0-rc
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking parity-multiaddr v0.9.1
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-multipart-rfc7578 v0.4.0-rc
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking ipfs-api v0.8.0-rc.1
[INFO] [stderr]     Checking ipfs-mfs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 01s
[INFO] running `Command { std: "docker" "inspect" "4bf35d539f4f16707b6ddca1d05db164012d0c709f8eb4db2dba5e0fd6eec7b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bf35d539f4f16707b6ddca1d05db164012d0c709f8eb4db2dba5e0fd6eec7b4", kill_on_drop: false }`
[INFO] [stdout] 4bf35d539f4f16707b6ddca1d05db164012d0c709f8eb4db2dba5e0fd6eec7b4