[INFO] fetching crate mech-system 0.1.0... [INFO] checking mech-system-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate mech-system 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate mech-system 0.1.0 [INFO] finished tweaking crates.io crate mech-system 0.1.0 [INFO] tweaked toml for crates.io crate mech-system 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mech-system 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 80 packages to latest compatible versions [INFO] [stderr] Adding mech-core v0.1.0 (available: v0.2.58) [INFO] [stderr] Adding mech-utilities v0.1.0 (available: v0.2.2) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eea2dfab4f2be109f5989ee111bd2da5dc15af9b62b6845d08771a61722bf586 [INFO] running `Command { std: "docker" "start" "-a" "eea2dfab4f2be109f5989ee111bd2da5dc15af9b62b6845d08771a61722bf586", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eea2dfab4f2be109f5989ee111bd2da5dc15af9b62b6845d08771a61722bf586", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eea2dfab4f2be109f5989ee111bd2da5dc15af9b62b6845d08771a61722bf586", kill_on_drop: false }` [INFO] [stdout] eea2dfab4f2be109f5989ee111bd2da5dc15af9b62b6845d08771a61722bf586 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7cc987f4a99943aa9ba6c2bb9e5b3c474be86a050c9b0f7f1c8184357cb38da9 [INFO] running `Command { std: "docker" "start" "-a" "7cc987f4a99943aa9ba6c2bb9e5b3c474be86a050c9b0f7f1c8184357cb38da9", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling typenum v1.18.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Checking tinyvec_macros v0.1.1 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Checking unicode-bidi v0.3.18 [INFO] [stderr] Compiling libm v0.2.15 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Compiling httparse v1.10.1 [INFO] [stderr] Checking tinyvec v1.10.0 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking traitobject v0.1.1 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking seahash v4.1.0 [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 indexmap v1.9.3 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking unicode-normalization v0.1.24 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking num_cpus v1.17.0 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking crossbeam-channel v0.5.15 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking websocket-base v0.26.5 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking hashbrown v0.13.2 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking websocket v0.26.5 [INFO] [stderr] Checking mech-core v0.1.0 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mech-core-0.1.0/src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(concat_idents)] [INFO] [stdout] | ^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.90.0; see for more information [INFO] [stdout] = note: use the `${concat(..)}` metavariable expression instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `drain_filter` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mech-core-0.1.0/src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(drain_filter)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec>>` in the current scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mech-core-0.1.0/src/schedule.rs:41:63 [INFO] [stdout] | [INFO] [stdout] 41 | let ready_blocks: Vec = self.unscheduled_blocks.drain_filter(|b| b.borrow().state == BlockState::Ready).collect(); [INFO] [stdout] | ^^^^^^^^^^^^ method not found in `Vec>>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0557, E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `mech-core` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "7cc987f4a99943aa9ba6c2bb9e5b3c474be86a050c9b0f7f1c8184357cb38da9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cc987f4a99943aa9ba6c2bb9e5b3c474be86a050c9b0f7f1c8184357cb38da9", kill_on_drop: false }` [INFO] [stdout] 7cc987f4a99943aa9ba6c2bb9e5b3c474be86a050c9b0f7f1c8184357cb38da9