[INFO] cloning repository https://github.com/wheretrue/exon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wheretrue/exon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwheretrue%2Fexon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwheretrue%2Fexon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7521d9d108b4fbe1c2ad4932073e7e85cf86d71b
[INFO] checking wheretrue/exon against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwheretrue%2Fexon" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wheretrue/exon on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wheretrue/exon
[INFO] finished tweaking git repo https://github.com/wheretrue/exon
[INFO] tweaked toml for git repo https://github.com/wheretrue/exon written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/wheretrue/exon 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a833162949c97a970e59fe5da7b5da072cc1d31214042cbb908d6b7566fe3e91
[INFO] running `Command { std: "docker" "start" "-a" "a833162949c97a970e59fe5da7b5da072cc1d31214042cbb908d6b7566fe3e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a833162949c97a970e59fe5da7b5da072cc1d31214042cbb908d6b7566fe3e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a833162949c97a970e59fe5da7b5da072cc1d31214042cbb908d6b7566fe3e91", kill_on_drop: false }`
[INFO] [stdout] a833162949c97a970e59fe5da7b5da072cc1d31214042cbb908d6b7566fe3e91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 873ea9466e7324cb252dc9c0116cff6005b7183350b79213201273c61972c657
[INFO] running `Command { std: "docker" "start" "-a" "873ea9466e7324cb252dc9c0116cff6005b7183350b79213201273c61972c657", kill_on_drop: false }`
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[INFO] [stderr]     Checking datafusion v37.0.0
[INFO] [stderr]     Checking exon-common v0.15.0 (/opt/rustwide/workdir/exon/exon-common)
[INFO] [stderr]     Checking exon-test v0.15.0 (/opt/rustwide/workdir/exon/exon-test)
[INFO] [stderr]     Checking datafusion-cli v37.0.0
[INFO] [stderr]     Checking exon-sam v0.15.0 (/opt/rustwide/workdir/exon/exon-sam)
[INFO] [stderr]     Checking exon-vcf v0.15.0 (/opt/rustwide/workdir/exon/exon-vcf)
[INFO] [stderr]     Checking exon-fastq v0.15.0 (/opt/rustwide/workdir/exon/exon-fastq)
[INFO] [stderr]     Checking exon-bed v0.15.0 (/opt/rustwide/workdir/exon/exon-bed)
[INFO] [stderr]     Checking exon-gff v0.15.0 (/opt/rustwide/workdir/exon/exon-gff)
[INFO] [stderr]     Checking exon-fasta v0.15.0 (/opt/rustwide/workdir/exon/exon-fasta)
[INFO] [stderr]     Checking exon-mzml v0.15.0 (/opt/rustwide/workdir/exon/exon-mzml)
[INFO] [stderr]     Checking exon-gtf v0.15.0 (/opt/rustwide/workdir/exon/exon-gtf)
[INFO] [stdout] warning: the item `quick_xml` is imported redundantly
[INFO] [stdout]   --> exon/exon-mzml/src/mzml_reader/parser.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 | use quick_xml::{self, DeError};
[INFO] [stdout]    |                 ^^^^ the item `quick_xml` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]   --> exon/exon-mzml/src/mzml_reader/types.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::convert::TryFrom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking exon-fcs v0.15.0 (/opt/rustwide/workdir/exon/exon-fcs)
[INFO] [stderr]     Checking exon-genbank v0.15.0 (/opt/rustwide/workdir/exon/exon-genbank)
[INFO] [stderr]     Checking exon-bam v0.15.0 (/opt/rustwide/workdir/exon/exon-bam)
[INFO] [stderr]     Checking exon-bcf v0.15.0 (/opt/rustwide/workdir/exon/exon-bcf)
[INFO] [stderr]     Checking exon-cram v0.15.0 (/opt/rustwide/workdir/exon/exon-cram)
[INFO] [stdout] warning: trait `CVVectorMethods` is never used
[INFO] [stdout]    --> exon/exon-mzml/src/mzml_reader/types.rs:255:7
[INFO] [stdout]     |
[INFO] [stdout] 255 | trait CVVectorMethods {}
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `decode_array` and `decompress_binary_string` are never used
[INFO] [stdout]    --> exon/exon-mzml/src/mzml_reader/types.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout] 316 | pub trait DecodedArray {
[INFO] [stdout]     |           ------------ methods in this trait
[INFO] [stdout] 317 |     fn decode_array(&self, i: usize) -> DecodedArrayResult<Vec<f64>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 |     fn decompress_binary_string(&self, i: usize) -> std::io::Result<&String>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking exon v0.15.0 (/opt/rustwide/workdir/exon/exon-core)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]   --> exon/exon-mzml/src/mzml_reader/types.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::convert::TryFrom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryFrom` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TextSlice` is imported redundantly
[INFO] [stdout]   --> exon/exon-core/src/rust_bio_alignment/pairwise/banded.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use super::TextSlice;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 | use super::*;
[INFO] [stdout]    |     -------- the item `TextSlice` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `max` is imported redundantly
[INFO] [stdout]   --> exon/exon-core/src/rust_bio_alignment/pairwise/banded.rs:8:16
[INFO] [stdout]    |
[INFO] [stdout] 8  | use std::cmp::{max, min, Ordering};
[INFO] [stdout]    |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 | use super::*;
[INFO] [stdout]    |     -------- the item `max` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `i32` is imported redundantly
[INFO] [stdout]   --> exon/exon-core/src/rust_bio_alignment/pairwise/banded.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::i32;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 | use super::*;
[INFO] [stdout]    |     -------- the item `i32` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TextSlice` is imported redundantly
[INFO] [stdout]   --> exon/exon-core/src/rust_bio_alignment/pairwise/banded.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use super::TextSlice;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 | use super::*;
[INFO] [stdout]    |     -------- the item `TextSlice` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `max` is imported redundantly
[INFO] [stdout]   --> exon/exon-core/src/rust_bio_alignment/pairwise/banded.rs:8:16
[INFO] [stdout]    |
[INFO] [stdout] 8  | use std::cmp::{max, min, Ordering};
[INFO] [stdout]    |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 | use super::*;
[INFO] [stdout]    |     -------- the item `max` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `i32` is imported redundantly
[INFO] [stdout]   --> exon/exon-core/src/rust_bio_alignment/pairwise/banded.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::i32;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 | use super::*;
[INFO] [stdout]    |     -------- the item `i32` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CVVectorMethods` is never used
[INFO] [stdout]    --> exon/exon-mzml/src/mzml_reader/types.rs:255:7
[INFO] [stdout]     |
[INFO] [stdout] 255 | trait CVVectorMethods {}
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `decode_array` and `decompress_binary_string` are never used
[INFO] [stdout]    --> exon/exon-mzml/src/mzml_reader/types.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout] 316 | pub trait DecodedArray {
[INFO] [stdout]     |           ------------ methods in this trait
[INFO] [stdout] 317 |     fn decode_array(&self, i: usize) -> DecodedArrayResult<Vec<f64>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 |     fn decompress_binary_string(&self, i: usize) -> std::io::Result<&String>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking exon-examples v0.15.0 (/opt/rustwide/workdir/exon-examples)
[INFO] [stderr]     Checking exon-benchmarks v0.15.0 (/opt/rustwide/workdir/exon-benchmarks)
[INFO] [stderr]     Checking exon-cli v0.15.0 (/opt/rustwide/workdir/exon/exon-cli)
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.01s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "873ea9466e7324cb252dc9c0116cff6005b7183350b79213201273c61972c657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "873ea9466e7324cb252dc9c0116cff6005b7183350b79213201273c61972c657", kill_on_drop: false }`
[INFO] [stdout] 873ea9466e7324cb252dc9c0116cff6005b7183350b79213201273c61972c657