[INFO] fetching crate libipld-base 0.1.0...
[INFO] checking libipld-base-0.1.0 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate libipld-base 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate libipld-base 0.1.0 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libipld-base 0.1.0
[INFO] finished tweaking crates.io crate libipld-base 0.1.0
[INFO] tweaked toml for crates.io crate libipld-base 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded multihash v0.10.1
[INFO] [stderr]   Downloaded cid v0.4.0
[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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddc435f59ce1b2eb603188e5b819823637e70ec765e5a94f5b7cf44ed74470c1
[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" "ddc435f59ce1b2eb603188e5b819823637e70ec765e5a94f5b7cf44ed74470c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddc435f59ce1b2eb603188e5b819823637e70ec765e5a94f5b7cf44ed74470c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc435f59ce1b2eb603188e5b819823637e70ec765e5a94f5b7cf44ed74470c1", kill_on_drop: false }`
[INFO] [stdout] ddc435f59ce1b2eb603188e5b819823637e70ec765e5a94f5b7cf44ed74470c1
[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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7651b4f4afdae0eda539395bf2cd45c8e7eece1e4da1b61fa9434fe99c427d97
[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" "7651b4f4afdae0eda539395bf2cd45c8e7eece1e4da1b61fa9434fe99c427d97", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking byteorder v1.3.4
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking blake2s_simd v0.5.10
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking multihash v0.10.1
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking data-encoding-macro v0.1.8
[INFO] [stderr]     Checking multibase v0.8.0
[INFO] [stderr]     Checking cid v0.4.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking libipld-base v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.46s
[INFO] running `Command { std: "docker" "inspect" "7651b4f4afdae0eda539395bf2cd45c8e7eece1e4da1b61fa9434fe99c427d97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7651b4f4afdae0eda539395bf2cd45c8e7eece1e4da1b61fa9434fe99c427d97", kill_on_drop: false }`
[INFO] [stdout] 7651b4f4afdae0eda539395bf2cd45c8e7eece1e4da1b61fa9434fe99c427d97