[INFO] fetching crate neofold 0.1.0...
[INFO] checking neofold-0.1.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate neofold 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate neofold 0.1.0 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate neofold 0.1.0
[INFO] finished tweaking crates.io crate neofold 0.1.0
[INFO] tweaked toml for crates.io crate neofold 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate neofold 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v0.6.10
[INFO] [stderr]   Downloaded ucd-util v0.1.3
[INFO] [stderr]   Downloaded aho-corasick v0.6.9
[INFO] [stderr]   Downloaded cfg-if v0.1.6
[INFO] [stderr]   Downloaded byteorder v1.2.7
[INFO] [stderr]   Downloaded either v1.5.0
[INFO] [stderr]   Downloaded winapi v0.3.6
[INFO] [stderr]   Downloaded libc v0.2.45
[INFO] [stderr]   Downloaded lazy_static v1.2.0
[INFO] [stderr]   Downloaded bio-seq-algos v0.1.11
[INFO] [stderr]   Downloaded redox_syscall v0.1.44
[INFO] [stderr]   Downloaded csv-core v0.1.4
[INFO] [stderr]   Downloaded serde_derive v1.0.82
[INFO] [stderr]   Downloaded num_cpus v1.9.0
[INFO] [stderr]   Downloaded utf8-ranges v1.0.2
[INFO] [stderr]   Downloaded proc-macro2 v0.4.24
[INFO] [stderr]   Downloaded num-traits v0.2.6
[INFO] [stderr]   Downloaded num-integer v0.1.39
[INFO] [stderr]   Downloaded serde v1.0.82
[INFO] [stderr]   Downloaded time v0.1.40
[INFO] [stderr]   Downloaded memchr v2.1.2
[INFO] [stderr]   Downloaded csv v1.0.2
[INFO] [stderr]   Downloaded syn v0.15.22
[INFO] [stderr]   Downloaded rna-algos v0.1.9
[INFO] [stderr]   Downloaded bv v0.7.4
[INFO] [stderr]   Downloaded getopts v0.2.18
[INFO] [stderr]   Downloaded rna-ss-params v0.1.13
[INFO] [stderr]   Downloaded bio v0.20.3
[INFO] [stderr]   Downloaded rnafamprob v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 864e4073eca8ddecb62b60b95db99c7cd6910b55345d9f69e795027987b39ff5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "864e4073eca8ddecb62b60b95db99c7cd6910b55345d9f69e795027987b39ff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "864e4073eca8ddecb62b60b95db99c7cd6910b55345d9f69e795027987b39ff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "864e4073eca8ddecb62b60b95db99c7cd6910b55345d9f69e795027987b39ff5", kill_on_drop: false }`
[INFO] [stdout] 864e4073eca8ddecb62b60b95db99c7cd6910b55345d9f69e795027987b39ff5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 72a4bc3782ec25ee857c2a1e3c2ceb62125b9cab44d209d27585ebcd17db5ca4
[INFO] running `Command { std: "docker" "start" "-a" "72a4bc3782ec25ee857c2a1e3c2ceb62125b9cab44d209d27585ebcd17db5ca4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling bv v0.7.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling ndarray v0.9.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking bytecount v0.3.2
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking bio-seq-algos v0.1.11
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking getopts v0.2.18
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking rna-ss-params v0.1.13
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking ordered-float v0.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking csv v1.0.2
[INFO] [stderr]     Checking multimap v0.4.0
[INFO] [stderr]     Checking bio v0.20.3
[INFO] [stderr]     Checking rna-algos v0.1.9
[INFO] [stderr]     Checking rnafamprob v0.1.0
[INFO] [stderr]     Checking neofold v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:42:72
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Err(failure) => {print_program_usage(&program_name, &opts); panic!(failure.to_string())}
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Err(failure) => {print_program_usage(&program_name, &opts); panic!("{}", failure.to_string())}
[INFO] [stdout]    |                                                                        ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Err(failure) => {print_program_usage(&program_name, &opts); std::panic::panic_any(failure.to_string())}
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:42:72
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Err(failure) => {print_program_usage(&program_name, &opts); panic!(failure.to_string())}
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Err(failure) => {print_program_usage(&program_name, &opts); panic!("{}", failure.to_string())}
[INFO] [stdout]    |                                                                        ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Err(failure) => {print_program_usage(&program_name, &opts); std::panic::panic_any(failure.to_string())}
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.72s
[INFO] running `Command { std: "docker" "inspect" "72a4bc3782ec25ee857c2a1e3c2ceb62125b9cab44d209d27585ebcd17db5ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72a4bc3782ec25ee857c2a1e3c2ceb62125b9cab44d209d27585ebcd17db5ca4", kill_on_drop: false }`
[INFO] [stdout] 72a4bc3782ec25ee857c2a1e3c2ceb62125b9cab44d209d27585ebcd17db5ca4