[INFO] fetching crate template_cp 0.1.3...
[INFO] testing template_cp-0.1.3 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate template_cp 0.1.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate template_cp 0.1.3
[INFO] finished tweaking crates.io crate template_cp 0.1.3
[INFO] tweaked toml for crates.io crate template_cp 0.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate template_cp 0.1.3 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate template_cp 0.1.3 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0651ae16403c089eb13b463ac522b5bbd8fede11e4ae0fce4a7f5c7298b51e38
[INFO] running `Command { std: "docker" "start" "-a" "0651ae16403c089eb13b463ac522b5bbd8fede11e4ae0fce4a7f5c7298b51e38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0651ae16403c089eb13b463ac522b5bbd8fede11e4ae0fce4a7f5c7298b51e38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0651ae16403c089eb13b463ac522b5bbd8fede11e4ae0fce4a7f5c7298b51e38", kill_on_drop: false }`
[INFO] [stdout] 0651ae16403c089eb13b463ac522b5bbd8fede11e4ae0fce4a7f5c7298b51e38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd221c6d8afd92fa11095b2cefbb5793dd8036cfded1773cd0c978674f354816
[INFO] running `Command { std: "docker" "start" "-a" "dd221c6d8afd92fa11095b2cefbb5793dd8036cfded1773cd0c978674f354816", kill_on_drop: false }`
[INFO] [stderr]    Compiling template_cp v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.42s
[INFO] running `Command { std: "docker" "inspect" "dd221c6d8afd92fa11095b2cefbb5793dd8036cfded1773cd0c978674f354816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd221c6d8afd92fa11095b2cefbb5793dd8036cfded1773cd0c978674f354816", kill_on_drop: false }`
[INFO] [stdout] dd221c6d8afd92fa11095b2cefbb5793dd8036cfded1773cd0c978674f354816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba8f4d2afac54f84b91653164b10ff373ca266d547550357a77f2a7f2146ceba
[INFO] running `Command { std: "docker" "start" "-a" "ba8f4d2afac54f84b91653164b10ff373ca266d547550357a77f2a7f2146ceba", kill_on_drop: false }`
[INFO] [stderr]    Compiling template_cp v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "ba8f4d2afac54f84b91653164b10ff373ca266d547550357a77f2a7f2146ceba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba8f4d2afac54f84b91653164b10ff373ca266d547550357a77f2a7f2146ceba", kill_on_drop: false }`
[INFO] [stdout] ba8f4d2afac54f84b91653164b10ff373ca266d547550357a77f2a7f2146ceba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 90c847d88293182e6aa7f8de4e28cb8dfb3a02c64471e7b1a0b4ca6a06e5c141
[INFO] running `Command { std: "docker" "start" "-a" "90c847d88293182e6aa7f8de4e28cb8dfb3a02c64471e7b1a0b4ca6a06e5c141", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/template_cp-d453c28c3ae1da85)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/new-bin.rs (/opt/rustwide/target/debug/deps/new_bin-315b6cd13d054c82)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/rust-bin.rs (/opt/rustwide/target/debug/deps/rust_bin-4b846d15b03d27cd)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/template.rs (/opt/rustwide/target/debug/deps/template-4a140fc60e444a0e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/template_local.rs (/opt/rustwide/target/debug/deps/template_local-6a32a784ea34e7c7)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/template_safe.rs (/opt/rustwide/target/debug/deps/template_safe-9503febc59b31cbc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests template_cp
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/iom.rs - iom::Scanner<R>::tok (line 72) ... FAILED
[INFO] [stdout] test src/iom.rs - iom::Scanner<R>::new (line 54) ... FAILED
[INFO] [stdout] test src/iom.rs - iom::Scanner<R>::tok (line 78) ... FAILED
[INFO] [stdout] test src/iom.rs - iom::Scanner<R>::new (line 49) ... FAILED
[INFO] [stdout] test src/iom.rs - iom::file_writer (line 116) ... FAILED
[INFO] [stdout] test src/iom.rs - iom::Scanner (line 8) ... FAILED
[INFO] [stdout] test src/iom.rs - iom::Scanner (line 24) ... FAILED
[INFO] [stdout] test src/iom.rs - iom::file_reader (line 103) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/iom.rs - iom::Scanner<R>::tok (line 72) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `cp_template`
[INFO] [stdout]  --> src/iom.rs:73:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cp_template::Scanner;
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `cp_template`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 - use cp_template::Scanner;
[INFO] [stdout] 3 + use template_cp::Scanner;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/iom.rs - iom::Scanner<R>::new (line 54) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `cp_template`
[INFO] [stdout]  --> src/iom.rs:55:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cp_template::Scanner;
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `cp_template`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 - use cp_template::Scanner;
[INFO] [stdout] 3 + use template_cp::Scanner;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `filename` in this scope
[INFO] [stdout]  --> src/iom.rs:57:32
[INFO] [stdout]   |
[INFO] [stdout] 5 | let file = std::fs::File::open(filename)?;
[INFO] [stdout]   |                                ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io`
[INFO] [stdout]  --> src/iom.rs:58:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | Scanner::new(io::BufReader::new(file))
[INFO] [stdout]   |              ^^ use of unresolved module or unlinked crate `io`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io`, use `cargo add io` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::io::BufReader;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `BufReader`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 6 - Scanner::new(io::BufReader::new(file))
[INFO] [stdout] 6 + Scanner::new(BufReader::new(file))
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/iom.rs:57:41
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_iom_rs_54_0() {
[INFO] [stdout]   |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 5 | let file = std::fs::File::open(filename)?;
[INFO] [stdout]   |                                         ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_iom_rs_54_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]   |                                                                         +++++++++++++++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/iom.rs - iom::Scanner<R>::tok (line 78) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `cp_template`
[INFO] [stdout]  --> src/iom.rs:79:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cp_template::Scanner;
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `cp_template`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 - use cp_template::Scanner;
[INFO] [stdout] 3 + use template_cp::Scanner;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/iom.rs - iom::Scanner<R>::new (line 49) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `cp_template`
[INFO] [stdout]  --> src/iom.rs:50:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cp_template::Scanner;
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `cp_template`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 - use cp_template::Scanner;
[INFO] [stdout] 3 + use template_cp::Scanner;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/iom.rs - iom::file_writer (line 116) stdout ----
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] error[E0599]: cannot write into `BufWriter<File>`
[INFO] [stdout]  --> src/iom.rs:122:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | writeln!(out, "{}", n).ok();
[INFO] [stdout]   |          ^^^
[INFO] [stdout]  --> /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1950:8
[INFO] [stdout]   |
[INFO] [stdout]   = note: the method is available for `BufWriter<File>` here
[INFO] [stdout]   |
[INFO] [stdout] note: must implement `io::Write`, `fmt::Write`, or have a `write_fmt` method
[INFO] [stdout]  --> src/iom.rs:122:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | writeln!(out, "{}", n).ok();
[INFO] [stdout]   |          ^^^
[INFO] [stdout]   = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `Write` which provides `write_fmt` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::io::Write;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/iom.rs - iom::Scanner (line 8) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `cp_template`
[INFO] [stdout]  --> src/iom.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cp_template::Scanner;
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `cp_template`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 2 - use cp_template::Scanner;
[INFO] [stdout] 2 + use template_cp::Scanner;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/iom.rs - iom::Scanner (line 24) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `cp_template`
[INFO] [stdout]  --> src/iom.rs:25:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cp_template::Scanner;
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `cp_template`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 2 - use cp_template::Scanner;
[INFO] [stdout] 2 + use template_cp::Scanner;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `read_file` in this scope
[INFO] [stdout]  --> src/iom.rs:29:20
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut scan = read_file("in.txt").unwrap();
[INFO] [stdout]   |                    ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `writer_file` in this scope
[INFO] [stdout]  --> src/iom.rs:30:19
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut out = writer_file("out.txt").unwrap();
[INFO] [stdout]   |                   ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/iom.rs - iom::file_reader (line 103) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/iom.rs:7:38:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x583242fd8982 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x583242fd8982 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x583242fd8982 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x583242fd8982 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x583242ff4413 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x583242ff4413 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x583242fd66a3 - std::io::default_write_fmt::h92ac9345fd53cc14
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x583242fd66a3 - std::io::Write::write_fmt::h5ebaf381f8338068
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x583242fd87d2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x583242fd9846 - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x583242fd9649 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:327:9
[INFO] [stdout]   11:     0x583242fda112 - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:833:13
[INFO] [stdout]   12:     0x583242fd9faa - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   13:     0x583242fd8e79 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   14:     0x583242fd9c3d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   15:     0x583242ff3700 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x583242ff3a76 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   17:     0x583242fb7a58 - rust_out::main::_doctest_main_src_iom_rs_103_0::h27129f75b0eb4d12
[INFO] [stdout]   18:     0x583242fb79d6 - rust_out::main::h4293891446a396e5
[INFO] [stdout]   19:     0x583242fb6263 - core::ops::function::FnOnce::call_once::h1b7f0f4a0fa90646
[INFO] [stdout]   20:     0x583242fb5826 - std::sys::backtrace::__rust_begin_short_backtrace::h93ddb45b5142a0f2
[INFO] [stdout]   21:     0x583242fb5769 - std::rt::lang_start::{{closure}}::hc7952c01b1103b9a
[INFO] [stdout]   22:     0x583242fd4250 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc3929e8466919df6
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:284:21
[INFO] [stdout]   23:     0x583242fd4250 - std::panicking::catch_unwind::do_call::hed30a66745299fca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   24:     0x583242fd4250 - std::panicking::catch_unwind::hdfb0bc9563518507
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   25:     0x583242fd4250 - std::panic::catch_unwind::hd0a1d748acfba573
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x583242fd4250 - std::rt::lang_start_internal::{{closure}}::h0c1845f1b3064b93
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x583242fd4250 - std::panicking::catch_unwind::do_call::h1114c52e864472d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x583242fd4250 - std::panicking::catch_unwind::h91938c6665615bc7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x583242fd4250 - std::panic::catch_unwind::h0c65d4211626564a
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x583242fd4250 - std::rt::lang_start_internal::hc41e58da8618ff02
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x583242fb5751 - std::rt::lang_start::hcc2a7507424cf42d
[INFO] [stdout]   32:     0x583242fb7b55 - main
[INFO] [stdout]   33:     0x7c336864b1ca - <unknown>
[INFO] [stdout]   34:     0x7c336864b28b - __libc_start_main
[INFO] [stdout]   35:     0x583242fb4335 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/iom.rs - iom::Scanner (line 24)
[INFO] [stdout]     src/iom.rs - iom::Scanner (line 8)
[INFO] [stdout]     src/iom.rs - iom::Scanner<R>::new (line 49)
[INFO] [stdout]     src/iom.rs - iom::Scanner<R>::new (line 54)
[INFO] [stdout]     src/iom.rs - iom::Scanner<R>::tok (line 72)
[INFO] [stdout]     src/iom.rs - iom::Scanner<R>::tok (line 78)
[INFO] [stdout]     src/iom.rs - iom::file_reader (line 103)
[INFO] [stdout]     src/iom.rs - iom::file_writer (line 116)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 8 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "90c847d88293182e6aa7f8de4e28cb8dfb3a02c64471e7b1a0b4ca6a06e5c141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90c847d88293182e6aa7f8de4e28cb8dfb3a02c64471e7b1a0b4ca6a06e5c141", kill_on_drop: false }`
[INFO] [stdout] 90c847d88293182e6aa7f8de4e28cb8dfb3a02c64471e7b1a0b4ca6a06e5c141
