[INFO] fetching crate trying 0.5.1... [INFO] testing trying-0.5.1 against 1.90.0 for beta-1.91-3 [INFO] extracting crate trying 0.5.1 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate trying 0.5.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate trying 0.5.1 [INFO] tweaked toml for crates.io crate trying 0.5.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate trying 0.5.1 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate trying 0.5.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quote v1.0.32 [INFO] [stderr] Downloaded unicode-ident v1.0.11 [INFO] [stderr] Downloaded proc-macro2 v1.0.66 [INFO] [stderr] Downloaded criterion-plot v0.5.0 [INFO] [stderr] Downloaded clap_lex v0.5.0 [INFO] [stderr] Downloaded cast v0.3.0 [INFO] [stderr] Downloaded anes v0.1.6 [INFO] [stderr] Downloaded ciborium-ll v0.2.1 [INFO] [stderr] Downloaded half v1.8.2 [INFO] [stderr] Downloaded clap v4.3.19 [INFO] [stderr] Downloaded bumpalo v3.13.0 [INFO] [stderr] Downloaded clap_builder v4.3.19 [INFO] [stderr] Downloaded crossbeam-channel v0.5.8 [INFO] [stderr] Downloaded rustix v0.38.4 [INFO] [stderr] Downloaded itertools v0.10.5 [INFO] [stderr] Downloaded rayon-core v1.11.0 [INFO] [stderr] Downloaded aho-corasick v1.0.2 [INFO] [stderr] Downloaded memchr v2.5.0 [INFO] [stderr] Downloaded criterion v0.5.1 [INFO] [stderr] Downloaded plotters v0.3.5 [INFO] [stderr] Downloaded rayon v1.7.0 [INFO] [stderr] Downloaded libc v0.2.147 [INFO] [stderr] Downloaded serde_derive v1.0.178 [INFO] [stderr] Downloaded cc v1.0.79 [INFO] [stderr] Downloaded log v0.4.19 [INFO] [stderr] Downloaded windows_aarch64_gnullvm v0.48.0 [INFO] [stderr] Downloaded regex v1.9.1 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.15 [INFO] [stderr] Downloaded ciborium v0.2.1 [INFO] [stderr] Downloaded regex-syntax v0.7.4 [INFO] [stderr] Downloaded anstyle v1.0.1 [INFO] [stderr] Downloaded bitflags v2.3.3 [INFO] [stderr] Downloaded windows_x86_64_gnullvm v0.48.0 [INFO] [stderr] Downloaded windows_i686_msvc v0.48.0 [INFO] [stderr] Downloaded errno v0.3.1 [INFO] [stderr] Downloaded is-terminal v0.4.9 [INFO] [stderr] Downloaded crossbeam-deque v0.8.3 [INFO] [stderr] Downloaded num_cpus v1.16.0 [INFO] [stderr] Downloaded tinytemplate v1.2.1 [INFO] [stderr] Downloaded winapi-util v0.1.5 [INFO] [stderr] Downloaded walkdir v2.3.3 [INFO] [stderr] Downloaded either v1.9.0 [INFO] [stderr] Downloaded windows_aarch64_msvc v0.48.0 [INFO] [stderr] Downloaded windows_x86_64_msvc v0.48.0 [INFO] [stderr] Downloaded regex-automata v0.3.4 [INFO] [stderr] Downloaded windows_i686_gnu v0.48.0 [INFO] [stderr] Downloaded windows_x86_64_gnu v0.48.0 [INFO] [stderr] Downloaded syn v2.0.27 [INFO] [stderr] Downloaded ciborium-io v0.2.1 [INFO] [stderr] Downloaded plotters-backend v0.3.5 [INFO] [stderr] Downloaded windows-targets v0.48.1 [INFO] [stderr] Downloaded memoffset v0.9.0 [INFO] [stderr] Downloaded serde_json v1.0.104 [INFO] [stderr] Downloaded oorandom v11.1.3 [INFO] [stderr] Downloaded plotters-svg v0.3.5 [INFO] [stderr] Downloaded hermit-abi v0.3.2 [INFO] [stderr] Downloaded itertools v0.11.0 [INFO] [stderr] Downloaded serde v1.0.178 [INFO] [stderr] Downloaded linux-raw-sys v0.4.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 477daeecb4ab5da46fdce1418a540e4e8fb0caa0d3a4aa1127fe806cee2030c4 [INFO] running `Command { std: "docker" "start" "-a" "477daeecb4ab5da46fdce1418a540e4e8fb0caa0d3a4aa1127fe806cee2030c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "477daeecb4ab5da46fdce1418a540e4e8fb0caa0d3a4aa1127fe806cee2030c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "477daeecb4ab5da46fdce1418a540e4e8fb0caa0d3a4aa1127fe806cee2030c4", kill_on_drop: false }` [INFO] [stdout] 477daeecb4ab5da46fdce1418a540e4e8fb0caa0d3a4aa1127fe806cee2030c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6673400a92edbb6ac9f85b3a20e4f382f692f80d19f3715680c635249a2d941b [INFO] running `Command { std: "docker" "start" "-a" "6673400a92edbb6ac9f85b3a20e4f382f692f80d19f3715680c635249a2d941b", kill_on_drop: false }` [INFO] [stderr] Compiling trying v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/iterator.rs:199:17 [INFO] [stdout] | [INFO] [stdout] 199 | let mut node = match nodes.get_mut(index) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/trie.rs:382:26 [INFO] [stdout] | [INFO] [stdout] 382 | Some((i, mut n)) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/trie.rs:436:24 [INFO] [stdout] | [INFO] [stdout] 436 | let closure = |mut n: &mut Node| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "6673400a92edbb6ac9f85b3a20e4f382f692f80d19f3715680c635249a2d941b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6673400a92edbb6ac9f85b3a20e4f382f692f80d19f3715680c635249a2d941b", kill_on_drop: false }` [INFO] [stdout] 6673400a92edbb6ac9f85b3a20e4f382f692f80d19f3715680c635249a2d941b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] af8242dcda467f722be8bbdf277c2e3886f408af931bda372f9bb9fd9629aa3b [INFO] running `Command { std: "docker" "start" "-a" "af8242dcda467f722be8bbdf277c2e3886f408af931bda372f9bb9fd9629aa3b", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling serde v1.0.178 [INFO] [stderr] Compiling either v1.9.0 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling serde_derive v1.0.178 [INFO] [stderr] Compiling rustix v0.38.4 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling serde_json v1.0.104 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling linux-raw-sys v0.4.3 [INFO] [stderr] Compiling regex-syntax v0.7.4 [INFO] [stderr] Compiling ciborium-io v0.2.1 [INFO] [stderr] Compiling clap_lex v0.5.0 [INFO] [stderr] Compiling anstyle v1.0.1 [INFO] [stderr] Compiling ryu v1.0.15 [INFO] [stderr] Compiling itoa v1.0.9 [INFO] [stderr] Compiling plotters-backend v0.3.5 [INFO] [stderr] Compiling bitflags v2.3.3 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling clap_builder v4.3.19 [INFO] [stderr] Compiling walkdir v2.3.3 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling anes v0.1.6 [INFO] [stderr] Compiling once_cell v1.18.0 [INFO] [stderr] Compiling itertools v0.11.0 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Compiling plotters-svg v0.3.5 [INFO] [stderr] Compiling ciborium-ll v0.2.1 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/iterator.rs:199:17 [INFO] [stdout] | [INFO] [stdout] 199 | let mut node = match nodes.get_mut(index) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/trie.rs:382:26 [INFO] [stdout] | [INFO] [stdout] 382 | Some((i, mut n)) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/trie.rs:436:24 [INFO] [stdout] | [INFO] [stdout] 436 | let closure = |mut n: &mut Node| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling regex-automata v0.3.4 [INFO] [stderr] Compiling crossbeam-channel v0.5.8 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling getrandom v0.2.10 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling crossbeam-deque v0.8.3 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling is-terminal v0.4.9 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling plotters v0.3.5 [INFO] [stderr] Compiling rayon v1.7.0 [INFO] [stderr] Compiling regex v1.9.1 [INFO] [stderr] Compiling clap v4.3.19 [INFO] [stderr] Compiling ciborium v0.2.1 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.5.1 [INFO] [stderr] Compiling trying v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0277]: the trait bound `Trie, usize, usize>: serde::ser::Serialize` is not satisfied [INFO] [stdout] --> src/trie.rs:678:43 [INFO] [stdout] | [INFO] [stdout] 678 | let t_str = serde_json::to_string(&t1).expect("serializing"); [INFO] [stdout] | --------------------- ^^^ the trait `serde::ser::Serialize` is not implemented for `Trie, usize, usize>` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `serde::ser::Serialize`: [INFO] [stdout] &'a T [INFO] [stdout] &'a mut T [INFO] [stdout] () [INFO] [stdout] (T0, T1) [INFO] [stdout] (T0, T1, T2) [INFO] [stdout] (T0, T1, T2, T3) [INFO] [stdout] (T0, T1, T2, T3, T4) [INFO] [stdout] (T0, T1, T2, T3, T4, T5) [INFO] [stdout] and 129 others [INFO] [stdout] note: required by a bound in `serde_json::to_string` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.104/src/ser.rs:2196:17 [INFO] [stdout] | [INFO] [stdout] 2194 | pub fn to_string(value: &T) -> Result [INFO] [stdout] | --------- required by a bound in this function [INFO] [stdout] 2195 | where [INFO] [stdout] 2196 | T: ?Sized + Serialize, [INFO] [stdout] | ^^^^^^^^^ required by this bound in `to_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Trie, usize, usize>: serde::de::Deserialize<'_>` is not satisfied [INFO] [stdout] --> src/trie.rs:679:41 [INFO] [stdout] | [INFO] [stdout] 679 | let t2: TrieVec = serde_json::from_str(&t_str).expect("deserializing"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `serde::de::Deserialize<'_>` is not implemented for `Trie, usize, usize>` [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `serde::de::Deserialize<'de>`: [INFO] [stdout] &'a Path [INFO] [stdout] &'a [u8] [INFO] [stdout] &'a str [INFO] [stdout] () [INFO] [stdout] (T0, T1) [INFO] [stdout] (T0, T1, T2) [INFO] [stdout] (T0, T1, T2, T3) [INFO] [stdout] (T0, T1, T2, T3, T4) [INFO] [stdout] and 129 others [INFO] [stdout] note: required by a bound in `serde_json::from_str` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.104/src/de.rs:2640:8 [INFO] [stdout] | [INFO] [stdout] 2638 | pub fn from_str<'a, T>(s: &'a str) -> Result [INFO] [stdout] | -------- required by a bound in this function [INFO] [stdout] 2639 | where [INFO] [stdout] 2640 | T: de::Deserialize<'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ required by this bound in `from_str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/iterator.rs:199:17 [INFO] [stdout] | [INFO] [stdout] 199 | let mut node = match nodes.get_mut(index) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/trie.rs:382:26 [INFO] [stdout] | [INFO] [stdout] 382 | Some((i, mut n)) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/trie.rs:436:24 [INFO] [stdout] | [INFO] [stdout] 436 | let closure = |mut n: &mut Node| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `trying` (lib test) due to 2 previous errors; 3 warnings emitted [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "af8242dcda467f722be8bbdf277c2e3886f408af931bda372f9bb9fd9629aa3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af8242dcda467f722be8bbdf277c2e3886f408af931bda372f9bb9fd9629aa3b", kill_on_drop: false }` [INFO] [stdout] af8242dcda467f722be8bbdf277c2e3886f408af931bda372f9bb9fd9629aa3b