[INFO] fetching crate ketos 0.12.0... [INFO] testing ketos-0.12.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate ketos 0.12.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate ketos 0.12.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ketos 0.12.0 [INFO] finished tweaking crates.io crate ketos 0.12.0 [INFO] tweaked toml for crates.io crate ketos 0.12.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate ketos 0.12.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 24929ae7247d18b38aafe25cdac4a705ce352496b3b58ab2e05db86ce3a870dd [INFO] running `Command { std: "docker" "start" "-a" "24929ae7247d18b38aafe25cdac4a705ce352496b3b58ab2e05db86ce3a870dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24929ae7247d18b38aafe25cdac4a705ce352496b3b58ab2e05db86ce3a870dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24929ae7247d18b38aafe25cdac4a705ce352496b3b58ab2e05db86ce3a870dd", kill_on_drop: false }` [INFO] [stdout] 24929ae7247d18b38aafe25cdac4a705ce352496b3b58ab2e05db86ce3a870dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4693fd9ce1717cade8c855fa774e9e301a40bfdfa61ca521bd1580b5c9bcb0e5 [INFO] running `Command { std: "docker" "start" "-a" "4693fd9ce1717cade8c855fa774e9e301a40bfdfa61ca521bd1580b5c9bcb0e5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling smallvec v1.1.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling unicode-normalization v0.1.11 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling smallstr v0.1.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling terminfo v0.6.1 [INFO] [stderr] Compiling num v0.2.0 [INFO] [stderr] Compiling gumdrop_derive v0.7.0 [INFO] [stderr] Compiling gumdrop v0.7.0 [INFO] [stderr] Compiling mortal v0.2.1 [INFO] [stderr] Compiling linefeed v0.6.0 [INFO] [stderr] Compiling ketos v0.12.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ketos/structs.rs:116:17 [INFO] [stdout] | [INFO] [stdout] 116 | ForeignValue::downcast_rc::(fv) [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/ketos/compile.rs:333:9 [INFO] [stdout] | [INFO] [stdout] 333 | replace(&mut self.blocks, new_blocks); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.28s [INFO] running `Command { std: "docker" "inspect" "4693fd9ce1717cade8c855fa774e9e301a40bfdfa61ca521bd1580b5c9bcb0e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4693fd9ce1717cade8c855fa774e9e301a40bfdfa61ca521bd1580b5c9bcb0e5", kill_on_drop: false }` [INFO] [stdout] 4693fd9ce1717cade8c855fa774e9e301a40bfdfa61ca521bd1580b5c9bcb0e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1ac3d00a4d2432723cf5a7bf4393b5494efb00503f754d175449b8ea61e55114 [INFO] running `Command { std: "docker" "start" "-a" "1ac3d00a4d2432723cf5a7bf4393b5494efb00503f754d175449b8ea61e55114", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling assert_matches v1.3.0 [INFO] [stderr] Compiling ketos_derive v0.12.0 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ketos/structs.rs:116:17 [INFO] [stdout] | [INFO] [stdout] 116 | ForeignValue::downcast_rc::(fv) [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/ketos/compile.rs:333:9 [INFO] [stdout] | [INFO] [stdout] 333 | replace(&mut self.blocks, new_blocks); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling ketos v0.12.0 (/opt/rustwide/workdir) [INFO] [stderr] error: could not compile `ketos` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name ketos --edition=2018 src/ketos/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' -C metadata=c4d36ad07c7f038e -C extra-filename=-c4d36ad07c7f038e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern assert_matches=/opt/rustwide/target/debug/deps/libassert_matches-99e97c1bfb3b1a6c.rlib --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-b62235b9cfe9991c.rlib --extern dirs=/opt/rustwide/target/debug/deps/libdirs-7a0ff8d556167788.rlib --extern gumdrop=/opt/rustwide/target/debug/deps/libgumdrop-67fe3b3664c0e620.rlib --extern ketos_derive=/opt/rustwide/target/debug/deps/libketos_derive-0c65a21689781d2b.so --extern linefeed=/opt/rustwide/target/debug/deps/liblinefeed-07fdd06d7853a0ca.rlib --extern num=/opt/rustwide/target/debug/deps/libnum-0132ebd58dce0a4e.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-bf28377944e1472c.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "1ac3d00a4d2432723cf5a7bf4393b5494efb00503f754d175449b8ea61e55114", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ac3d00a4d2432723cf5a7bf4393b5494efb00503f754d175449b8ea61e55114", kill_on_drop: false }` [INFO] [stdout] 1ac3d00a4d2432723cf5a7bf4393b5494efb00503f754d175449b8ea61e55114