[INFO] cloning repository https://github.com/Chaussurre/schtronk-c
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Chaussurre/schtronk-c" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChaussurre%2Fschtronk-c", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChaussurre%2Fschtronk-c'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3b9969967c0f6f344f2c02f555338cd64868fcd
[INFO] checking Chaussurre/schtronk-c against try#4907eac94165faff6c5e5e015670b1c584275f7b for pr-154149
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChaussurre%2Fschtronk-c" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Chaussurre/schtronk-c
[INFO] finished tweaking git repo https://github.com/Chaussurre/schtronk-c
[INFO] tweaked toml for git repo https://github.com/Chaussurre/schtronk-c written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Chaussurre/schtronk-c on toolchain 4907eac94165faff6c5e5e015670b1c584275f7b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4907eac94165faff6c5e5e015670b1c584275f7b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Chaussurre/schtronk-c 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" "+4907eac94165faff6c5e5e015670b1c584275f7b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4907eac94165faff6c5e5e015670b1c584275f7b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e372b8b0f68a4a24307dbddcc056a843e5ddc25e01bb9387a99caba2f924c365
[INFO] running `Command { std: "docker" "start" "-a" "e372b8b0f68a4a24307dbddcc056a843e5ddc25e01bb9387a99caba2f924c365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e372b8b0f68a4a24307dbddcc056a843e5ddc25e01bb9387a99caba2f924c365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e372b8b0f68a4a24307dbddcc056a843e5ddc25e01bb9387a99caba2f924c365", kill_on_drop: false }`
[INFO] [stdout] e372b8b0f68a4a24307dbddcc056a843e5ddc25e01bb9387a99caba2f924c365
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4907eac94165faff6c5e5e015670b1c584275f7b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42bffd54d1ebb7a5a09ee5ac5064378c1882b1099c9693d4679d083fec31ed02
[INFO] running `Command { std: "docker" "start" "-a" "42bffd54d1ebb7a5a09ee5ac5064378c1882b1099c9693d4679d083fec31ed02", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling ena v0.14.2
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]     Checking lalrpop-util v0.20.2
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling lalrpop v0.20.2
[INFO] [stderr]    Compiling schtronk-c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: ambiguous import visibility: pub(in crate::symbols_table) or pub(in crate::ast)
[INFO] [stdout]   --> src/symbols_table.rs:1:33
[INFO] [stdout]    |
[INFO] [stdout]  1 | use crate::ast::parser_builder::Identifier;
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `Identifier` could refer to the struct imported here
[INFO] [stdout]   --> src/ast/mod.rs:8:13
[INFO] [stdout]    |
[INFO] [stdout]  8 |     pub use super::identifiers::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Identifier` to disambiguate
[INFO] [stdout] note: `Identifier` could also refer to the struct imported here
[INFO] [stdout]   --> src/ast/mod.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub use super::*;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Identifier` 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 #149145 <https://github.com/rust-lang/rust/issues/149145>
[INFO] [stdout]    = note: `#[deny(ambiguous_import_visibilities)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: ambiguous import visibility: pub(in crate::symbols_table) or pub(in crate::ast)
[INFO] [stdout]   --> src/symbols_table.rs:1:33
[INFO] [stdout]    |
[INFO] [stdout]  1 | use crate::ast::parser_builder::Identifier;
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `Identifier` could refer to the struct imported here
[INFO] [stdout]   --> src/ast/mod.rs:8:13
[INFO] [stdout]    |
[INFO] [stdout]  8 |     pub use super::identifiers::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Identifier` to disambiguate
[INFO] [stdout] note: `Identifier` could also refer to the struct imported here
[INFO] [stdout]   --> src/ast/mod.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub use super::*;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Identifier` 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 #149145 <https://github.com/rust-lang/rust/issues/149145>
[INFO] [stdout]    = note: `#[deny(ambiguous_import_visibilities)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/input_reader.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Error(io::Error),
[INFO] [stdout]    |     ----- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Error(io::Error),
[INFO] [stdout] 10 +     Error(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `schtronk-c` (bin "schtronk-c" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/input_reader.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Error(io::Error),
[INFO] [stdout]    |     ----- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Error(io::Error),
[INFO] [stdout] 10 +     Error(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `schtronk-c` (bin "schtronk-c") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "42bffd54d1ebb7a5a09ee5ac5064378c1882b1099c9693d4679d083fec31ed02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42bffd54d1ebb7a5a09ee5ac5064378c1882b1099c9693d4679d083fec31ed02", kill_on_drop: false }`
[INFO] [stdout] 42bffd54d1ebb7a5a09ee5ac5064378c1882b1099c9693d4679d083fec31ed02