[INFO] cloning repository https://github.com/PragmaTwice/ichigo-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PragmaTwice/ichigo-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPragmaTwice%2Fichigo-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPragmaTwice%2Fichigo-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4a0addbef49a9890b9580cab0d90323ba4f849c
[INFO] testing PragmaTwice/ichigo-lang against 1.97.0-beta.6 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPragmaTwice%2Fichigo-lang" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/PragmaTwice/ichigo-lang
[INFO] finished tweaking git repo https://github.com/PragmaTwice/ichigo-lang
[INFO] tweaked toml for git repo https://github.com/PragmaTwice/ichigo-lang written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/PragmaTwice/ichigo-lang on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/PragmaTwice/ichigo-lang 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-error v0.4.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.7
[INFO] [stderr]   Downloaded structopt-derive v0.4.0
[INFO] [stderr]   Downloaded structopt v0.3.7
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.3
[INFO] [stderr]   Downloaded digest v0.8.0
[INFO] [stderr]   Downloaded rustversion v1.0.1
[INFO] [stderr]   Downloaded opaque-debug v0.2.2
[INFO] [stderr]   Downloaded atty v0.2.13
[INFO] [stderr]   Downloaded typenum v1.10.0
[INFO] [stderr]   Downloaded syn-mid v0.4.0
[INFO] [stderr]   Downloaded generic-array v0.12.0
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded ucd-trie v0.1.1
[INFO] [stderr]   Downloaded colored v1.9.1
[INFO] [stderr]   Downloaded proc-macro2 v0.4.28
[INFO] [stderr]   Downloaded syn v1.0.13
[INFO] [stderr]   Downloaded pest v2.1.2
[INFO] [stderr]   Downloaded syn v0.15.33
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 27dc9cceb05afe6a6a9164a46f469a2d6a6687aa80f3c8a525ce2ee759d59baf
[INFO] running `Command { std: "docker" "start" "27dc9cceb05afe6a6a9164a46f469a2d6a6687aa80f3c8a525ce2ee759d59baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27dc9cceb05afe6a6a9164a46f469a2d6a6687aa80f3c8a525ce2ee759d59baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "27dc9cceb05afe6a6a9164a46f469a2d6a6687aa80f3c8a525ce2ee759d59baf" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27dc9cceb05afe6a6a9164a46f469a2d6a6687aa80f3c8a525ce2ee759d59baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "27dc9cceb05afe6a6a9164a46f469a2d6a6687aa80f3c8a525ce2ee759d59baf" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling proc-macro2 v0.4.28
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling pest v2.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling colored v1.9.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling rustversion v1.0.1
[INFO] [stderr]    Compiling proc-macro-error v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.3
[INFO] [stderr]    Compiling structopt-derive v0.4.0
[INFO] [stderr]    Compiling structopt v0.3.7
[INFO] [stderr]    Compiling ichigo-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `read_to_string` is ambiguous
[INFO] [stdout]    --> src/cli/cli.rs:205:15
[INFO] [stdout]     |
[INFO] [stdout] 205 |         match read_to_string(filename) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `read_to_string` could refer to the function imported here
[INFO] [stdout]    --> src/cli/cli.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 | use std::fs::*;
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `read_to_string` to disambiguate
[INFO] [stdout] note: `read_to_string` could also refer to the function imported here
[INFO] [stdout]    --> src/cli/cli.rs:8:5
[INFO] [stdout]     |
[INFO] [stdout]   8 | use std::io::*;
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `read_to_string` to disambiguate
[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 #114095 <https://github.com/rust-lang/rust/issues/114095>
[INFO] [stdout]     = note: `#[warn(ambiguous_glob_imports)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.82s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ichigo-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "27dc9cceb05afe6a6a9164a46f469a2d6a6687aa80f3c8a525ce2ee759d59baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "27dc9cceb05afe6a6a9164a46f469a2d6a6687aa80f3c8a525ce2ee759d59baf" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling ichigo-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `read_to_string` is ambiguous
[INFO] [stdout]    --> src/cli/cli.rs:205:15
[INFO] [stdout]     |
[INFO] [stdout] 205 |         match read_to_string(filename) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `read_to_string` could refer to the function imported here
[INFO] [stdout]    --> src/cli/cli.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 | use std::fs::*;
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `read_to_string` to disambiguate
[INFO] [stdout] note: `read_to_string` could also refer to the function imported here
[INFO] [stdout]    --> src/cli/cli.rs:8:5
[INFO] [stdout]     |
[INFO] [stdout]   8 | use std::io::*;
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `read_to_string` to disambiguate
[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 #114095 <https://github.com/rust-lang/rust/issues/114095>
[INFO] [stdout]     = note: `#[warn(ambiguous_glob_imports)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ichigo-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "27dc9cceb05afe6a6a9164a46f469a2d6a6687aa80f3c8a525ce2ee759d59baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "27dc9cceb05afe6a6a9164a46f469a2d6a6687aa80f3c8a525ce2ee759d59baf" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: `read_to_string` is ambiguous
[INFO] [stderr]    --> src/cli/cli.rs:205:15
[INFO] [stderr]     |
[INFO] [stderr] 205 |         match read_to_string(filename) {
[INFO] [stderr]     |               ^^^^^^^^^^^^^^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stderr] note: `read_to_string` could refer to the function imported here
[INFO] [stderr]    --> src/cli/cli.rs:7:5
[INFO] [stderr]     |
[INFO] [stderr]   7 | use std::fs::*;
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     = help: consider adding an explicit import of `read_to_string` to disambiguate
[INFO] [stderr] note: `read_to_string` could also refer to the function imported here
[INFO] [stderr]    --> src/cli/cli.rs:8:5
[INFO] [stderr]     |
[INFO] [stderr]   8 | use std::io::*;
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     = help: consider adding an explicit import of `read_to_string` to disambiguate
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #114095 <https://github.com/rust-lang/rust/issues/114095>
[INFO] [stderr]     = note: `#[warn(ambiguous_glob_imports)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ichigo-lang` (bin "ichigo-lang" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ichigo-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ichigo_lang-b23824dbac63d09e)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::parser::test_example ... ok
[INFO] [stdout] test tests::unicode_converter::test_example ... ok
[INFO] [stdout] test tests::type_checker::test_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "27dc9cceb05afe6a6a9164a46f469a2d6a6687aa80f3c8a525ce2ee759d59baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27dc9cceb05afe6a6a9164a46f469a2d6a6687aa80f3c8a525ce2ee759d59baf", kill_on_drop: false }`
[INFO] [stdout] 27dc9cceb05afe6a6a9164a46f469a2d6a6687aa80f3c8a525ce2ee759d59baf
