[INFO] fetching crate softfloat-wrapper-riscv 0.1.0...
[INFO] checking softfloat-wrapper-riscv-0.1.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate softfloat-wrapper-riscv 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate softfloat-wrapper-riscv 0.1.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate softfloat-wrapper-riscv 0.1.0
[INFO] finished tweaking crates.io crate softfloat-wrapper-riscv 0.1.0
[INFO] tweaked toml for crates.io crate softfloat-wrapper-riscv 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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] 77cb27571dc606d88a66d8a1967ccc78e7ba4711d7c0c8edaeefe9e4a17992e6
[INFO] running `Command { std: "docker" "start" "-a" "77cb27571dc606d88a66d8a1967ccc78e7ba4711d7c0c8edaeefe9e4a17992e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77cb27571dc606d88a66d8a1967ccc78e7ba4711d7c0c8edaeefe9e4a17992e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77cb27571dc606d88a66d8a1967ccc78e7ba4711d7c0c8edaeefe9e4a17992e6", kill_on_drop: false }`
[INFO] [stdout] 77cb27571dc606d88a66d8a1967ccc78e7ba4711d7c0c8edaeefe9e4a17992e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48f9ec7a54b558a09c32993111681052301867051e03d2b66f08f9bf1bdcc92d
[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" "48f9ec7a54b558a09c32993111681052301867051e03d2b66f08f9bf1bdcc92d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling c99 v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking algebraics v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling cc-version v0.1.0
[INFO] [stderr]    Compiling softfloat-sys-riscv v0.1.0
[INFO] [stderr]     Checking simple-soft-float v0.1.0
[INFO] [stderr]     Checking softfloat-wrapper-riscv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.25s
[INFO] running `Command { std: "docker" "inspect" "48f9ec7a54b558a09c32993111681052301867051e03d2b66f08f9bf1bdcc92d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48f9ec7a54b558a09c32993111681052301867051e03d2b66f08f9bf1bdcc92d", kill_on_drop: false }`
[INFO] [stdout] 48f9ec7a54b558a09c32993111681052301867051e03d2b66f08f9bf1bdcc92d