[INFO] fetching crate biogarden 0.1.0...
[INFO] checking biogarden-0.1.0 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate biogarden 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate biogarden 0.1.0 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate biogarden 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate biogarden 0.1.0
[INFO] tweaked toml for crates.io crate biogarden 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate biogarden 0.1.0 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] [stderr]   Downloaded num-rational v0.2.4
[INFO] [stderr]   Downloaded allwords v0.1.2
[INFO] [stderr]   Downloaded num-bigint v0.2.6
[INFO] [stderr]   Downloaded rand_isaac v0.3.0
[INFO] [stderr]   Downloaded simba v0.5.1
[INFO] [stderr]   Downloaded serde_derive v1.0.139
[INFO] [stderr]   Downloaded num-complex v0.4.1
[INFO] [stderr]   Downloaded serde v1.0.139
[INFO] [stderr]   Downloaded itertools v0.8.2
[INFO] [stderr]   Downloaded nalgebra v0.27.1
[INFO] [stderr]   Downloaded statrs v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c54dd49f4e1d1b50d5a3abfd73dc1f8548e46694f610166b6d91900b73f0b45c
[INFO] running `Command { std: "docker" "start" "-a" "c54dd49f4e1d1b50d5a3abfd73dc1f8548e46694f610166b6d91900b73f0b45c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c54dd49f4e1d1b50d5a3abfd73dc1f8548e46694f610166b6d91900b73f0b45c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c54dd49f4e1d1b50d5a3abfd73dc1f8548e46694f610166b6d91900b73f0b45c", kill_on_drop: false }`
[INFO] [stdout] c54dd49f4e1d1b50d5a3abfd73dc1f8548e46694f610166b6d91900b73f0b45c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14871faa580b029be4e178d6cab0ddbc1b49103d8f4b76a1cd744e191ac60250
[INFO] running `Command { std: "docker" "start" "-a" "14871faa580b029be4e178d6cab0ddbc1b49103d8f4b76a1cd744e191ac60250", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking allwords v0.1.2
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_isaac v0.3.0
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking simba v0.5.1
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]     Checking nalgebra v0.27.1
[INFO] [stderr]     Checking statrs v0.15.0
[INFO] [stderr]     Checking biogarden v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: impl method assumes more implied bounds than the corresponding trait method
[INFO] [stdout]    --> src/ds/sequence.rs:136:36
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn index(&self, index: Idx) -> &'a Self::Output {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^ help: replace this type to make the impl signature compatible: `&<Idx as SliceIndex<[u8]>>::Output`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #105572 <https://github.com/rust-lang/rust/issues/105572>
[INFO] [stdout]     = note: `#[deny(implied_bounds_entailment)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: impl method assumes more implied bounds than the corresponding trait method
[INFO] [stdout]    --> src/ds/sequence.rs:136:36
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn index(&self, index: Idx) -> &'a Self::Output {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^ help: replace this type to make the impl signature compatible: `&<Idx as SliceIndex<[u8]>>::Output`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #105572 <https://github.com/rust-lang/rust/issues/105572>
[INFO] [stdout]     = note: `#[deny(implied_bounds_entailment)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `max_pos` is never read
[INFO] [stdout]    --> src/alignment/aligner.rs:385:17
[INFO] [stdout]     |
[INFO] [stdout] 385 |         let mut max_pos = (0, 0);
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `max_pos` is never read
[INFO] [stdout]    --> src/alignment/aligner.rs:385:17
[INFO] [stdout]     |
[INFO] [stdout] 385 |         let mut max_pos = (0, 0);
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `alignment_score` is never read
[INFO] [stdout]    --> src/alignment/aligner.rs:386:17
[INFO] [stdout]     |
[INFO] [stdout] 386 |         let mut alignment_score = 0_i32;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `alignment_score` is never read
[INFO] [stdout]    --> src/alignment/aligner.rs:386:17
[INFO] [stdout]     |
[INFO] [stdout] 386 |         let mut alignment_score = 0_i32;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> src/ds/graph.rs:123:13
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let node = self.nodes.get(a);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> src/ds/graph.rs:123:13
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let node = self.nodes.get(a);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_words`
[INFO] [stdout]    --> src/ds/builders/suffix_tree.rs:252:13
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let num_words = wordmap.last().unwrap().0;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_words`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_words`
[INFO] [stdout]    --> src/ds/builders/suffix_tree.rs:252:13
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let num_words = wordmap.last().unwrap().0;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_words`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `kmer1_id` is never read
[INFO] [stdout]   --> src/ds/builders/debruijn.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut kmer1_id = 0_u64;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `kmer2_id` is never read
[INFO] [stdout]   --> src/ds/builders/debruijn.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut kmer2_id = 0_u64;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `kmer1_id` is never read
[INFO] [stdout]   --> src/ds/builders/debruijn.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut kmer1_id = 0_u64;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `kmer2_id` is never read
[INFO] [stdout]   --> src/ds/builders/debruijn.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut kmer2_id = 0_u64;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/ds/graph.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Node<T: fmt::Display> {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 22 |     id: u64,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/ds/graph.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Node<T: fmt::Display> {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 22 |     id: u64,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `biogarden` (lib test) due to 3 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `biogarden` (lib) due to 3 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "14871faa580b029be4e178d6cab0ddbc1b49103d8f4b76a1cd744e191ac60250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14871faa580b029be4e178d6cab0ddbc1b49103d8f4b76a1cd744e191ac60250", kill_on_drop: false }`
[INFO] [stdout] 14871faa580b029be4e178d6cab0ddbc1b49103d8f4b76a1cd744e191ac60250
