[INFO] fetching crate esvm-bigint 0.0.1... [INFO] checking esvm-bigint-0.0.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] extracting crate esvm-bigint 0.0.1 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate esvm-bigint 0.0.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate esvm-bigint 0.0.1 [INFO] finished tweaking crates.io crate esvm-bigint 0.0.1 [INFO] tweaked toml for crates.io crate esvm-bigint 0.0.1 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 6f78115588f69f1e66464a83f2911dc75637b7f2b1534751734c68d4b5fab5d9 [INFO] running `Command { std: "docker" "start" "-a" "6f78115588f69f1e66464a83f2911dc75637b7f2b1534751734c68d4b5fab5d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f78115588f69f1e66464a83f2911dc75637b7f2b1534751734c68d4b5fab5d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f78115588f69f1e66464a83f2911dc75637b7f2b1534751734c68d4b5fab5d9", kill_on_drop: false }` [INFO] [stdout] 6f78115588f69f1e66464a83f2911dc75637b7f2b1534751734c68d4b5fab5d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] c61044fc821919d1f647c4aac2d2a5a3013d350559bbe3d1acd86ecee1b5358d [INFO] running `Command { std: "docker" "start" "-a" "c61044fc821919d1f647c4aac2d2a5a3013d350559bbe3d1acd86ecee1b5358d", kill_on_drop: false }` [INFO] [stderr] Compiling heapsize v0.3.9 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking elastic-array v0.7.0 [INFO] [stderr] Checking esvm-rlp v0.0.1 [INFO] [stderr] Checking esvm-bigint v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant is never used: `ZERO_BIG_DIGIT` [INFO] [stdout] --> src/algorithms.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | pub const ZERO_BIG_DIGIT: BigDigit = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `to_doublebigdigit` [INFO] [stdout] --> src/algorithms.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn to_doublebigdigit(hi: BigDigit, lo: BigDigit) -> DoubleBigDigit { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ZERO_BIG_DIGIT` [INFO] [stdout] --> src/algorithms.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | pub const ZERO_BIG_DIGIT: BigDigit = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `to_doublebigdigit` [INFO] [stdout] --> src/algorithms.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn to_doublebigdigit(hi: BigDigit, lo: BigDigit) -> DoubleBigDigit { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.34s [INFO] running `Command { std: "docker" "inspect" "c61044fc821919d1f647c4aac2d2a5a3013d350559bbe3d1acd86ecee1b5358d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c61044fc821919d1f647c4aac2d2a5a3013d350559bbe3d1acd86ecee1b5358d", kill_on_drop: false }` [INFO] [stdout] c61044fc821919d1f647c4aac2d2a5a3013d350559bbe3d1acd86ecee1b5358d