[INFO] fetching crate ethereum-bigint 0.2.9... [INFO] checking ethereum-bigint-0.2.9 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate ethereum-bigint 0.2.9 into /workspace/builds/worker-97/source [INFO] validating manifest of crates.io crate ethereum-bigint 0.2.9 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ethereum-bigint 0.2.9 [INFO] finished tweaking crates.io crate ethereum-bigint 0.2.9 [INFO] tweaked toml for crates.io crate ethereum-bigint 0.2.9 written to /workspace/builds/worker-97/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b4a99134055c6099eb05b8a5ecb2ab1a3f97d1bd9368a8b11badb4807a9138d9 [INFO] running `Command { std: "docker" "start" "-a" "b4a99134055c6099eb05b8a5ecb2ab1a3f97d1bd9368a8b11badb4807a9138d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b4a99134055c6099eb05b8a5ecb2ab1a3f97d1bd9368a8b11badb4807a9138d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4a99134055c6099eb05b8a5ecb2ab1a3f97d1bd9368a8b11badb4807a9138d9", kill_on_drop: false }` [INFO] [stdout] b4a99134055c6099eb05b8a5ecb2ab1a3f97d1bd9368a8b11badb4807a9138d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7909c186cbd0e5a69b8e6279e05f66531470a4a5f8603684b789d24cf34bf18b [INFO] running `Command { std: "docker" "start" "-a" "7909c186cbd0e5a69b8e6279e05f66531470a4a5f8603684b789d24cf34bf18b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking ethereum-hexutil v0.2.3 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking elastic-array-plus v0.9.1 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking ethereum-rlp v0.2.3 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking ethereum-bigint v0.2.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/uint/mod.rs:1149:8 [INFO] [stdout] | [INFO] [stdout] 1149 | try!(write!(f, "{:x}", nibble)); [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 1183 | construct_uint!(U512, 8); [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/uint/mod.rs:1166:8 [INFO] [stdout] | [INFO] [stdout] 1166 | try!(write!(f, "{:X}", nibble)); [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 1183 | construct_uint!(U512, 8); [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/uint/mod.rs:1149:8 [INFO] [stdout] | [INFO] [stdout] 1149 | try!(write!(f, "{:x}", nibble)); [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 1184 | construct_uint!(U256, 4); [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/uint/mod.rs:1166:8 [INFO] [stdout] | [INFO] [stdout] 1166 | try!(write!(f, "{:X}", nibble)); [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 1184 | construct_uint!(U256, 4); [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/uint/mod.rs:1149:8 [INFO] [stdout] | [INFO] [stdout] 1149 | try!(write!(f, "{:x}", nibble)); [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 1185 | construct_uint!(U128, 2); [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/uint/mod.rs:1166:8 [INFO] [stdout] | [INFO] [stdout] 1166 | try!(write!(f, "{:X}", nibble)); [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 1185 | construct_uint!(U128, 2); [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/uint/mod.rs:1149:8 [INFO] [stdout] | [INFO] [stdout] 1149 | try!(write!(f, "{:x}", nibble)); [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 1183 | construct_uint!(U512, 8); [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/uint/mod.rs:1166:8 [INFO] [stdout] | [INFO] [stdout] 1166 | try!(write!(f, "{:X}", nibble)); [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 1183 | construct_uint!(U512, 8); [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/uint/mod.rs:1149:8 [INFO] [stdout] | [INFO] [stdout] 1149 | try!(write!(f, "{:x}", nibble)); [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 1184 | construct_uint!(U256, 4); [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/uint/mod.rs:1166:8 [INFO] [stdout] | [INFO] [stdout] 1166 | try!(write!(f, "{:X}", nibble)); [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 1184 | construct_uint!(U256, 4); [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/uint/mod.rs:1149:8 [INFO] [stdout] | [INFO] [stdout] 1149 | try!(write!(f, "{:x}", nibble)); [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 1185 | construct_uint!(U128, 2); [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/uint/mod.rs:1166:8 [INFO] [stdout] | [INFO] [stdout] 1166 | try!(write!(f, "{:X}", nibble)); [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 1185 | construct_uint!(U128, 2); [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `H256FastMap` [INFO] [stdout] --> src/hash/mod.rs:541:1 [INFO] [stdout] | [INFO] [stdout] 541 | pub type H256FastMap = Map>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `H256FastSet` [INFO] [stdout] --> src/hash/mod.rs:544:1 [INFO] [stdout] | [INFO] [stdout] 544 | pub type H256FastSet = Set>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `H256FastMap` [INFO] [stdout] --> src/hash/mod.rs:541:1 [INFO] [stdout] | [INFO] [stdout] 541 | pub type H256FastMap = Map>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `H256FastSet` [INFO] [stdout] --> src/hash/mod.rs:544:1 [INFO] [stdout] | [INFO] [stdout] 544 | pub type H256FastSet = Set>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused arithmetic operation that must be used [INFO] [stdout] --> src/uint/tests.rs:334:5 [INFO] [stdout] | [INFO] [stdout] 334 | / U128::from_str("ffffffffffffffffffffffffffffffff").unwrap() [INFO] [stdout] 335 | | + [INFO] [stdout] 336 | | U128::from_str("ffffffffffffffffffffffffffffffff").unwrap(); [INFO] [stdout] | |___________________________________________________________________^ the arithmetic operation produces a value [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:2:29 [INFO] [stdout] | [INFO] [stdout] 2 | unused_comparisons, unused_must_use, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 334 | let _ = U128::from_str("ffffffffffffffffffffffffffffffff").unwrap() [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused arithmetic operation that must be used [INFO] [stdout] --> src/uint/tests.rs:370:5 [INFO] [stdout] | [INFO] [stdout] 370 | / U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap() [INFO] [stdout] 371 | | * [INFO] [stdout] 372 | | U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap(); [INFO] [stdout] | |___________________________________________________________________________________________________^ the arithmetic operation produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 370 | let _ = U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap() [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused arithmetic operation that must be used [INFO] [stdout] --> src/uint/tests.rs:389:5 [INFO] [stdout] | [INFO] [stdout] 389 | / U256::from_str("0").unwrap() [INFO] [stdout] 390 | | - [INFO] [stdout] 391 | | U256::from_str("1").unwrap(); [INFO] [stdout] | |____________________________________^ the arithmetic operation produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 389 | let _ = U256::from_str("0").unwrap() [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ethereum-bigint` due to 4 previous errors; 8 warnings emitted [INFO] running `Command { std: "docker" "inspect" "7909c186cbd0e5a69b8e6279e05f66531470a4a5f8603684b789d24cf34bf18b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7909c186cbd0e5a69b8e6279e05f66531470a4a5f8603684b789d24cf34bf18b", kill_on_drop: false }` [INFO] [stdout] 7909c186cbd0e5a69b8e6279e05f66531470a4a5f8603684b789d24cf34bf18b