[INFO] updating cached repository https://github.com/shirvan/fastlyzer
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/shirvan/fastlyzer
[INFO] [stderr]    06c992b..b65534a  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b65534a642aa52a742ea159966ff830451189ab1
[INFO] checking shirvan/fastlyzer against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshirvan%2Ffastlyzer" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shirvan/fastlyzer on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/shirvan/fastlyzer
[INFO] finished tweaking git repo https://github.com/shirvan/fastlyzer
[INFO] tweaked toml for git repo https://github.com/shirvan/fastlyzer written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/shirvan/fastlyzer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8ebd71e6c05e79d2e113e0665b3b65d11372e2bd4bbfc3661d0d8a72aa14d15d
[INFO] running `"docker" "start" "-a" "8ebd71e6c05e79d2e113e0665b3b65d11372e2bd4bbfc3661d0d8a72aa14d15d"`
[INFO] [stderr]    Compiling cc v1.0.42
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking backtrace v0.3.37
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking structopt v0.3.0
[INFO] [stderr]     Checking fastlyzer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `TabWriter`
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `TabWriter`
[INFO] [stderr]   --> src/commands.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut tw = TabWriter::new(io::stdout());
[INFO] [stderr]    |                  ^^^^^^^^^ use of undeclared type or module `TabWriter`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `io`
[INFO] [stderr]   --> src/commands.rs:14:33
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut tw = TabWriter::new(io::stdout());
[INFO] [stderr]    |                                 ^^ use of undeclared type or module `io`
[INFO] [stderr] 
[INFO] [stderr]   --> src/commands.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut tw = TabWriter::new(io::stdout());
[INFO] [stderr]    |                  ^^^^^^^^^ use of undeclared type or module `TabWriter`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `io`
[INFO] [stderr]   --> src/commands.rs:14:33
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut tw = TabWriter::new(io::stdout());
[INFO] [stderr]    |                                 ^^ use of undeclared type or module `io`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `HashMap`
[INFO] [stderr]   --> src/commands.rs:17:46
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut hits: HashMap<Cow<str>, usize> = HashMap::new();
[INFO] [stderr]    |                                              ^^^^^^^ use of undeclared type or module `HashMap`
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `HashMap`
[INFO] [stderr]   --> src/commands.rs:17:46
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut hits: HashMap<Cow<str>, usize> = HashMap::new();
[INFO] [stderr]    |                                              ^^^^^^^ use of undeclared type or module `HashMap`
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `BufRead` in this scope
[INFO] [stderr]  --> src/commands.rs:3:36
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn get_domains(reader: Box<dyn BufRead>, max: usize) {
[INFO] [stderr]   |                                    ^^^^^^^ not found in this scope
[INFO] [stderr] error[E0405]: cannot find trait `BufRead` in this scope
[INFO] [stderr]  --> src/commands.rs:3:36
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn get_domains(reader: Box<dyn BufRead>, max: usize) {
[INFO] [stderr]   |                                    ^^^^^^^ not found in this scope
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::BufRead;
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::prelude::BufRead;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `HashMap` in this scope
[INFO] [stderr]   --> src/commands.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut hits: HashMap<Cow<str>, usize> = HashMap::new();
[INFO] [stderr]    |                   ^^^^^^^ not found in this scope
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::collections::HashMap;
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::collections::hash_map::HashMap;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Cow` in this scope
[INFO] [stderr]   --> src/commands.rs:17:27
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut hits: HashMap<Cow<str>, usize> = HashMap::new();
[INFO] [stderr]    |                           ^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::borrow::Cow;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `BTreeMap` in this scope
[INFO] [stderr]   --> src/commands.rs:24:15
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let hits: BTreeMap<usize, Cow<str>> = hits.into_iter().map(|(k, v)| (v, k)).collect();
[INFO] [stderr]    |               ^^^^^^^^ not found in this scope
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::collections::BTreeMap;
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::collections::btree_map::BTreeMap;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Cow` in this scope
[INFO] [stderr]   --> src/commands.rs:24:31
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let hits: BTreeMap<usize, Cow<str>> = hits.into_iter().map(|(k, v)| (v, k)).collect();
[INFO] [stderr]    |                               ^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::borrow::Cow;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::BufRead;
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::prelude::BufRead;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `HashMap` in this scope
[INFO] [stderr]   --> src/commands.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut hits: HashMap<Cow<str>, usize> = HashMap::new();
[INFO] [stderr]    |                   ^^^^^^^ not found in this scope
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::collections::HashMap;
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::collections::hash_map::HashMap;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Cow` in this scope
[INFO] [stderr]   --> src/commands.rs:17:27
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut hits: HashMap<Cow<str>, usize> = HashMap::new();
[INFO] [stderr]    |                           ^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::borrow::Cow;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Cow`
[INFO] [stderr]  --> src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::borrow::Cow;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BTreeMap`, `HashMap`
[INFO] [stderr]  --> src/lib.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::{BTreeMap, HashMap};
[INFO] [stderr]   |                        ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufRead`, `Write`, `self`
[INFO] [stderr]  --> src/lib.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{self, BufRead, Write};
[INFO] [stderr]   |               ^^^^  ^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tabwriter::TabWriter`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use tabwriter::TabWriter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `BTreeMap` in this scope
[INFO] [stderr]   --> src/commands.rs:24:15
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let hits: BTreeMap<usize, Cow<str>> = hits.into_iter().map(|(k, v)| (v, k)).collect();
[INFO] [stderr]    |               ^^^^^^^^ not found in this scope
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::collections::BTreeMap;
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::collections::btree_map::BTreeMap;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Cow` in this scope
[INFO] [stderr]   --> src/commands.rs:24:31
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let hits: BTreeMap<usize, Cow<str>> = hits.into_iter().map(|(k, v)| (v, k)).collect();
[INFO] [stderr]    |                               ^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::borrow::Cow;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Cow`
[INFO] [stderr]  --> src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::borrow::Cow;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BTreeMap`, `HashMap`
[INFO] [stderr]  --> src/lib.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::{BTreeMap, HashMap};
[INFO] [stderr]   |                        ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufRead`, `Write`, `self`
[INFO] [stderr]  --> src/lib.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{self, BufRead, Write};
[INFO] [stderr]   |               ^^^^  ^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tabwriter::TabWriter`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use tabwriter::TabWriter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0412, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0412, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: Could not compile `fastlyzer`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `fastlyzer`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "8ebd71e6c05e79d2e113e0665b3b65d11372e2bd4bbfc3661d0d8a72aa14d15d"`
[INFO] running `"docker" "rm" "-f" "8ebd71e6c05e79d2e113e0665b3b65d11372e2bd4bbfc3661d0d8a72aa14d15d"`
[INFO] [stdout] 8ebd71e6c05e79d2e113e0665b3b65d11372e2bd4bbfc3661d0d8a72aa14d15d