[INFO] fetching crate num-derive 0.3.1...
[INFO] checking num-derive-0.3.1 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate num-derive 0.3.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate num-derive 0.3.1 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate num-derive 0.3.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate num-derive 0.3.1
[INFO] tweaked toml for crates.io crate num-derive 0.3.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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] f7a163fccb6fe01b7970d059ce673c57f326764671f1c14a2c829a49c3e85dff
[INFO] running `Command { std: "docker" "start" "-a" "f7a163fccb6fe01b7970d059ce673c57f326764671f1c14a2c829a49c3e85dff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7a163fccb6fe01b7970d059ce673c57f326764671f1c14a2c829a49c3e85dff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a163fccb6fe01b7970d059ce673c57f326764671f1c14a2c829a49c3e85dff", kill_on_drop: false }`
[INFO] [stdout] f7a163fccb6fe01b7970d059ce673c57f326764671f1c14a2c829a49c3e85dff
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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] faa66593f01521d2c11d38982adb15b641f748b1c8e4fc208958e4846dc90af4
[INFO] running `Command { std: "docker" "start" "-a" "faa66593f01521d2c11d38982adb15b641f748b1c8e4fc208958e4846dc90af4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]     Checking num-derive v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num v0.3.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.47s
[INFO] running `Command { std: "docker" "inspect" "faa66593f01521d2c11d38982adb15b641f748b1c8e4fc208958e4846dc90af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faa66593f01521d2c11d38982adb15b641f748b1c8e4fc208958e4846dc90af4", kill_on_drop: false }`
[INFO] [stdout] faa66593f01521d2c11d38982adb15b641f748b1c8e4fc208958e4846dc90af4