[INFO] fetching crate dyon 0.41.0...
[INFO] extracting crate dyon 0.41.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/dyon/0.41.0
[INFO] extracting crate dyon 0.41.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/dyon/0.41.0
[INFO] validating manifest of dyon-0.41.0 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dyon-0.41.0 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dyon-0.41.0
[INFO] finished frobbing dyon-0.41.0
[INFO] frobbed toml for dyon-0.41.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/dyon/0.41.0/Cargo.toml
[INFO] started frobbing dyon-0.41.0
[INFO] finished frobbing dyon-0.41.0
[INFO] frobbed toml for dyon-0.41.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/dyon/0.41.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing dyon-0.41.0 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/dyon/0.41.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] e28b03dd1d3409830c86ec75ac5010b58bae9041d9c67990e7b44ecc0b893219
[INFO] running `"docker" "start" "-a" "e28b03dd1d3409830c86ec75ac5010b58bae9041d9c67990e7b44ecc0b893219"`
[INFO] [stderr]    Compiling range v0.3.1
[INFO] [stderr]    Compiling read_token v0.9.0
[INFO] [stderr]    Compiling piston_meta v0.30.0
[INFO] [stderr]    Compiling dyon v0.41.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `read_color` is imported redundantly
[INFO] [stderr]     --> src/ast/mod.rs:1138:21
[INFO] [stderr]      |
[INFO] [stderr] 1138 |                 use read_color;
[INFO] [stderr]      |                     ^^^^^^^^^^
[INFO] [stderr]      | 
[INFO] [stderr]     ::: src/lib.rs:15:1
[INFO] [stderr]      |
[INFO] [stderr] 15   | extern crate read_color;
[INFO] [stderr]      | ------------------------ the item `read_color` is already imported here
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Read` is imported redundantly
[INFO] [stderr]   --> src/dyon_std/meta.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 2  | use std::io::{self, Read};
[INFO] [stderr]    |                     ---- the item `Read` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 85 |     use std::io::Read;
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `File` is imported redundantly
[INFO] [stderr]    --> src/dyon_std/meta.rs:133:9
[INFO] [stderr]     |
[INFO] [stderr] 3   | use std::fs::File;
[INFO] [stderr]     |     ------------- the item `File` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 133 |     use std::fs::File;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Arc` is imported redundantly
[INFO] [stderr]    --> src/dyon_std/data.rs:221:9
[INFO] [stderr]     |
[INFO] [stderr] 4   | use std::sync::Arc;
[INFO] [stderr]     |     -------------- the item `Arc` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 221 |     use std::sync::Arc;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `load_str` is imported redundantly
[INFO] [stderr]    --> src/dyon_std/mod.rs:968:9
[INFO] [stderr]     |
[INFO] [stderr] 3   | use *;
[INFO] [stderr]     |     - the item `load_str` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 968 |     use load_str;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Thread` is imported redundantly
[INFO] [stderr]     --> src/dyon_std/mod.rs:1592:9
[INFO] [stderr]      |
[INFO] [stderr] 3    | use *;
[INFO] [stderr]      |     - the item `Thread` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 1592 |     use Thread;
[INFO] [stderr]      |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Range` is imported redundantly
[INFO] [stderr]     --> src/dyon_std/mod.rs:1750:9
[INFO] [stderr]      |
[INFO] [stderr] 3    | use *;
[INFO] [stderr]      |     - the item `Range` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 1750 |     use range::Range;
[INFO] [stderr]      |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:62:33
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub type RustObject = Arc<Mutex<Any>>;
[INFO] [stderr]    |                                 ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.67s
[INFO] running `"docker" "inspect" "e28b03dd1d3409830c86ec75ac5010b58bae9041d9c67990e7b44ecc0b893219"`
[INFO] running `"docker" "rm" "-f" "e28b03dd1d3409830c86ec75ac5010b58bae9041d9c67990e7b44ecc0b893219"`
[INFO] [stdout] e28b03dd1d3409830c86ec75ac5010b58bae9041d9c67990e7b44ecc0b893219
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/dyon/0.41.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5a507c4c41068b8dc4184ff27b4ee1f329a023c34394a85526f02b3bff0fa5e9
[INFO] running `"docker" "start" "-a" "5a507c4c41068b8dc4184ff27b4ee1f329a023c34394a85526f02b3bff0fa5e9"`
[INFO] [stderr]    Compiling dyon v0.41.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `read_color` is imported redundantly
[INFO] [stderr]     --> src/ast/mod.rs:1138:21
[INFO] [stderr]      |
[INFO] [stderr] 1138 |                 use read_color;
[INFO] [stderr]      |                     ^^^^^^^^^^
[INFO] [stderr]      | 
[INFO] [stderr]     ::: src/lib.rs:15:1
[INFO] [stderr]      |
[INFO] [stderr] 15   | extern crate read_color;
[INFO] [stderr]      | ------------------------ the item `read_color` is already imported here
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Read` is imported redundantly
[INFO] [stderr]   --> src/dyon_std/meta.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 2  | use std::io::{self, Read};
[INFO] [stderr]    |                     ---- the item `Read` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 85 |     use std::io::Read;
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `File` is imported redundantly
[INFO] [stderr]    --> src/dyon_std/meta.rs:133:9
[INFO] [stderr]     |
[INFO] [stderr] 3   | use std::fs::File;
[INFO] [stderr]     |     ------------- the item `File` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 133 |     use std::fs::File;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Arc` is imported redundantly
[INFO] [stderr]    --> src/dyon_std/data.rs:221:9
[INFO] [stderr]     |
[INFO] [stderr] 4   | use std::sync::Arc;
[INFO] [stderr]     |     -------------- the item `Arc` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 221 |     use std::sync::Arc;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `load_str` is imported redundantly
[INFO] [stderr]    --> src/dyon_std/mod.rs:968:9
[INFO] [stderr]     |
[INFO] [stderr] 3   | use *;
[INFO] [stderr]     |     - the item `load_str` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 968 |     use load_str;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Thread` is imported redundantly
[INFO] [stderr]     --> src/dyon_std/mod.rs:1592:9
[INFO] [stderr]      |
[INFO] [stderr] 3    | use *;
[INFO] [stderr]      |     - the item `Thread` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 1592 |     use Thread;
[INFO] [stderr]      |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Range` is imported redundantly
[INFO] [stderr]     --> src/dyon_std/mod.rs:1750:9
[INFO] [stderr]      |
[INFO] [stderr] 3    | use *;
[INFO] [stderr]      |     - the item `Range` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 1750 |     use range::Range;
[INFO] [stderr]      |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:62:33
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub type RustObject = Arc<Mutex<Any>>;
[INFO] [stderr]    |                                 ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Arc` is imported redundantly
[INFO] [stderr]   --> examples/functions.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 4  | use std::sync::Arc;
[INFO] [stderr]    |     -------------- the item `Arc` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 18 |     use std::sync::Arc;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.52s
[INFO] running `"docker" "inspect" "5a507c4c41068b8dc4184ff27b4ee1f329a023c34394a85526f02b3bff0fa5e9"`
[INFO] running `"docker" "rm" "-f" "5a507c4c41068b8dc4184ff27b4ee1f329a023c34394a85526f02b3bff0fa5e9"`
[INFO] [stdout] 5a507c4c41068b8dc4184ff27b4ee1f329a023c34394a85526f02b3bff0fa5e9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/dyon/0.41.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 32d34c1e32df72a3ad69bf0afec336d9183e3cea9fe544527ffce4bed9bc1f98
[INFO] running `"docker" "start" "-a" "32d34c1e32df72a3ad69bf0afec336d9183e3cea9fe544527ffce4bed9bc1f98"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dyon-0d0752e2fbe9efcd
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test tests::bench_main ... ok
[INFO] [stdout] test tests::bench_len ... ok
[INFO] [stdout] test tests::bench_array ... ok
[INFO] [stdout] test tests::bench_add_n ... ok
[INFO] [stdout] test tests::bench_call ... ok
[INFO] [stdout] test tests::bench_add ... ok
[INFO] [stdout] test tests::bench_min ... ok
[INFO] [stdout] test tests::bench_object ... ok
[INFO] [stdout] test tests::bench_primes_trad ... ok
[INFO] [stdout] test tests::bench_push_array ... ok
[INFO] [stdout] test tests::bench_push_link ... ok
[INFO] [stdout] test tests::bench_push_link_go ... ok
[INFO] [stdout] test tests::bench_push_link_for ... ok
[INFO] [stdout] test tests::bench_sum ... ok
[INFO] [stdout] test tests::expression_size ... ok
[INFO] [stdout] test tests::variable_size ... ok
[INFO] [stdout] test tests::bench_primes ... ok
[INFO] [stdout] test tests::bench_min_fn ... ok
[INFO] [stdout] test tests::bench_threads_go ... ok
[INFO] [stdout] test tests::bench_n_body ... ok
[INFO] [stdout] test tests::bench_push_in ... ok
[INFO] [stdout] test tests::bench_threads_no_go ... ok
[INFO] [stdout] test tests::bench_push_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lib-657b14aaf88efe84
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_functions ... ok
[INFO] [stdout] test test_error ... ok
[INFO] [stdout] test test_typechk ... ok
[INFO] [stdout] test test_syntax ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dyon
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lifetime/typecheck.rs - lifetime::typecheck::run (line 31) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "32d34c1e32df72a3ad69bf0afec336d9183e3cea9fe544527ffce4bed9bc1f98"`
[INFO] running `"docker" "rm" "-f" "32d34c1e32df72a3ad69bf0afec336d9183e3cea9fe544527ffce4bed9bc1f98"`
[INFO] [stdout] 32d34c1e32df72a3ad69bf0afec336d9183e3cea9fe544527ffce4bed9bc1f98