[INFO] cloning repository https://github.com/nautilus-fuzz/nautilus [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nautilus-fuzz/nautilus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnautilus-fuzz%2Fnautilus", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnautilus-fuzz%2Fnautilus'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a132369adf694620a8f8527359ce4a1b955cb393 [INFO] checking nautilus-fuzz/nautilus against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnautilus-fuzz%2Fnautilus" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nautilus-fuzz/nautilus on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-7/source/rust-toolchain [INFO] started tweaking git repo https://github.com/nautilus-fuzz/nautilus [INFO] finished tweaking git repo https://github.com/nautilus-fuzz/nautilus [INFO] tweaked toml for git repo https://github.com/nautilus-fuzz/nautilus written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/nautilus-fuzz/nautilus already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4b1dd0b424f881f46218f9a021cd630ab2aa1c82dce64ec6e656359c2f410643 [INFO] running `Command { std: "docker" "start" "-a" "4b1dd0b424f881f46218f9a021cd630ab2aa1c82dce64ec6e656359c2f410643", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b1dd0b424f881f46218f9a021cd630ab2aa1c82dce64ec6e656359c2f410643", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b1dd0b424f881f46218f9a021cd630ab2aa1c82dce64ec6e656359c2f410643", kill_on_drop: false }` [INFO] [stdout] 4b1dd0b424f881f46218f9a021cd630ab2aa1c82dce64ec6e656359c2f410643 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab7ac46fec75171baf788f511ee5d3b4a9413d8d472892bf8515846262de046f [INFO] running `Command { std: "docker" "start" "-a" "ab7ac46fec75171baf788f511ee5d3b4a9413d8d472892bf8515846262de046f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling unindent v0.1.5 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking smallvec v1.2.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking hash_by_ref v0.1.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking argparse v0.2.2 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling pyo3 v0.10.1 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking subprocess v0.2.4 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking nix v0.15.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking regex_mutator v0.1.0 (/opt/rustwide/workdir/regex_mutator) [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking loaded_dice v0.2.1 [INFO] [stderr] Checking timeout-readwrite v0.3.1 [INFO] [stderr] Compiling pyo3-derive-backend v0.10.1 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling proc-macro-hack v0.5.12 [INFO] [stderr] Compiling snafu-derive v0.6.8 [INFO] [stderr] Compiling ghost v0.1.1 [INFO] [stderr] Compiling ctor v0.1.13 [INFO] [stderr] Compiling inventory-impl v0.1.5 [INFO] [stderr] Compiling pyo3cls v0.10.1 [INFO] [stderr] Compiling indoc-impl v0.3.4 [INFO] [stderr] Compiling paste-impl v0.1.7 [INFO] [stderr] Checking inventory v0.1.5 [INFO] [stderr] Checking paste v0.1.7 [INFO] [stderr] Checking indoc v0.3.4 [INFO] [stderr] Checking snafu v0.6.8 [INFO] [stderr] Checking forksrv v0.1.0 (/opt/rustwide/workdir/forksrv) [INFO] [stderr] Checking serde_json v1.0.48 [INFO] [stderr] Checking ron v0.5.1 [INFO] [stderr] Checking grammartec v0.1.0 (/opt/rustwide/workdir/grammartec) [INFO] [stdout] error[E0407]: method `replace_one` is not a member of trait `Step` [INFO] [stdout] --> grammartec/src/newtypes.rs:88:5 [INFO] [stdout] | [INFO] [stdout] 88 | / fn replace_one(&mut self) -> Self { [INFO] [stdout] 89 | | return NodeID::from(0); [INFO] [stdout] 90 | | } [INFO] [stdout] | |_____^ not a member of trait `Step` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0407]: method `replace_zero` is not a member of trait `Step` [INFO] [stdout] --> grammartec/src/newtypes.rs:91:5 [INFO] [stdout] | [INFO] [stdout] 91 | / fn replace_zero(&mut self) -> Self { [INFO] [stdout] 92 | | return NodeID::from(1); [INFO] [stdout] 93 | | } [INFO] [stdout] | |_____^ not a member of trait `Step` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0407]: method `add_one` is not a member of trait `Step` [INFO] [stdout] --> grammartec/src/newtypes.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 94 | / fn add_one(&self) -> Self { [INFO] [stdout] 95 | | return self.add(1); [INFO] [stdout] 96 | | } [INFO] [stdout] | |_____^ not a member of trait `Step` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0407]: method `sub_one` is not a member of trait `Step` [INFO] [stdout] --> grammartec/src/newtypes.rs:97:5 [INFO] [stdout] | [INFO] [stdout] 97 | / fn sub_one(&self) -> Self { [INFO] [stdout] 98 | | return NodeID(self.0 - 1); [INFO] [stdout] 99 | | } [INFO] [stdout] | |_____^ not a member of trait `Step` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0407]: method `add_usize` is not a member of trait `Step` [INFO] [stdout] --> grammartec/src/newtypes.rs:100:5 [INFO] [stdout] | [INFO] [stdout] 100 | / fn add_usize(&self, n: usize) -> Option { [INFO] [stdout] 101 | | match self.0.checked_add(n) { [INFO] [stdout] 102 | | Some(x) => return Some(NodeID::from(x)), [INFO] [stdout] 103 | | None => return None, [INFO] [stdout] 104 | | } [INFO] [stdout] 105 | | } [INFO] [stdout] | |_____^ not a member of trait `Step` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0407]: method `replace_one` is not a member of trait `Step` [INFO] [stdout] --> grammartec/src/newtypes.rs:88:5 [INFO] [stdout] | [INFO] [stdout] 88 | / fn replace_one(&mut self) -> Self { [INFO] [stdout] 89 | | return NodeID::from(0); [INFO] [stdout] 90 | | } [INFO] [stdout] | |_____^ not a member of trait `Step` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0407]: method `replace_zero` is not a member of trait `Step` [INFO] [stdout] --> grammartec/src/newtypes.rs:91:5 [INFO] [stdout] | [INFO] [stdout] 91 | / fn replace_zero(&mut self) -> Self { [INFO] [stdout] 92 | | return NodeID::from(1); [INFO] [stdout] 93 | | } [INFO] [stdout] | |_____^ not a member of trait `Step` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0407]: method `add_one` is not a member of trait `Step` [INFO] [stdout] --> grammartec/src/newtypes.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 94 | / fn add_one(&self) -> Self { [INFO] [stdout] 95 | | return self.add(1); [INFO] [stdout] 96 | | } [INFO] [stdout] | |_____^ not a member of trait `Step` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0407]: method `sub_one` is not a member of trait `Step` [INFO] [stdout] --> grammartec/src/newtypes.rs:97:5 [INFO] [stdout] | [INFO] [stdout] 97 | / fn sub_one(&self) -> Self { [INFO] [stdout] 98 | | return NodeID(self.0 - 1); [INFO] [stdout] 99 | | } [INFO] [stdout] | |_____^ not a member of trait `Step` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0407]: method `add_usize` is not a member of trait `Step` [INFO] [stdout] --> grammartec/src/newtypes.rs:100:5 [INFO] [stdout] | [INFO] [stdout] 100 | / fn add_usize(&self, n: usize) -> Option { [INFO] [stdout] 101 | | match self.0.checked_add(n) { [INFO] [stdout] 102 | | Some(x) => return Some(NodeID::from(x)), [INFO] [stdout] 103 | | None => return None, [INFO] [stdout] 104 | | } [INFO] [stdout] 105 | | } [INFO] [stdout] | |_____^ not a member of trait `Step` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `NodeID` [INFO] [stdout] --> grammartec/src/mutator.rs:319:20 [INFO] [stdout] | [INFO] [stdout] 319 | use newtypes::{NodeID, RuleID}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0046]: not all trait items implemented, missing: `forward_checked`, `backward_checked` [INFO] [stdout] --> grammartec/src/newtypes.rs:79:1 [INFO] [stdout] | [INFO] [stdout] 79 | impl Step for NodeID { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ missing `forward_checked`, `backward_checked` in implementation [INFO] [stdout] | [INFO] [stdout] = help: implement the missing item: `fn forward_checked(_: Self, _: usize) -> std::option::Option { todo!() }` [INFO] [stdout] = help: implement the missing item: `fn backward_checked(_: Self, _: usize) -> std::option::Option { todo!() }` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0046]: not all trait items implemented, missing: `forward_checked`, `backward_checked` [INFO] [stdout] --> grammartec/src/newtypes.rs:79:1 [INFO] [stdout] | [INFO] [stdout] 79 | impl Step for NodeID { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ missing `forward_checked`, `backward_checked` in implementation [INFO] [stdout] | [INFO] [stdout] = help: implement the missing item: `fn forward_checked(_: Self, _: usize) -> std::option::Option { todo!() }` [INFO] [stdout] = help: implement the missing item: `fn backward_checked(_: Self, _: usize) -> std::option::Option { todo!() }` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> grammartec/src/recursion_info.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0046, E0407. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0046`. [INFO] [stdout] [INFO] [stderr] error: could not compile `grammartec` due to 7 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> grammartec/src/recursion_info.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0046, E0407. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0046`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "ab7ac46fec75171baf788f511ee5d3b4a9413d8d472892bf8515846262de046f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab7ac46fec75171baf788f511ee5d3b4a9413d8d472892bf8515846262de046f", kill_on_drop: false }` [INFO] [stdout] ab7ac46fec75171baf788f511ee5d3b4a9413d8d472892bf8515846262de046f