[INFO] cloning repository https://github.com/SultanAlhosani/c4_rust_masafi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SultanAlhosani/c4_rust_masafi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSultanAlhosani%2Fc4_rust_masafi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSultanAlhosani%2Fc4_rust_masafi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5fa1c86de1e8421ee875d2b0b47062a94f215db1
[INFO] testing SultanAlhosani/c4_rust_masafi against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSultanAlhosani%2Fc4_rust_masafi" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SultanAlhosani/c4_rust_masafi
[INFO] finished tweaking git repo https://github.com/SultanAlhosani/c4_rust_masafi
[INFO] tweaked toml for git repo https://github.com/SultanAlhosani/c4_rust_masafi written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SultanAlhosani/c4_rust_masafi on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SultanAlhosani/c4_rust_masafi 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4190beac03c56a916426803178ebb3f13b5de525264045cd157c912d7d2ee20
[INFO] running `Command { std: "docker" "start" "-a" "b4190beac03c56a916426803178ebb3f13b5de525264045cd157c912d7d2ee20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4190beac03c56a916426803178ebb3f13b5de525264045cd157c912d7d2ee20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4190beac03c56a916426803178ebb3f13b5de525264045cd157c912d7d2ee20", kill_on_drop: false }`
[INFO] [stdout] b4190beac03c56a916426803178ebb3f13b5de525264045cd157c912d7d2ee20
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0405aa683e035b8b7b57c5bd626064a65691967d4a6147d997009708b9c476e
[INFO] running `Command { std: "docker" "start" "-a" "f0405aa683e035b8b7b57c5bd626064a65691967d4a6147d997009708b9c476e", kill_on_drop: false }`
[INFO] [stderr]    Compiling c4_rust_masafi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `AddressOf` and `Deref` are never constructed
[INFO] [stdout]   --> src/lexer.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub enum Token {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 44 |     AddressOf, // '&' address-of operator
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 45 |     Deref, // '*' dereference operator
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]    --> src/parser.rs:193:50
[INFO] [stdout]     |
[INFO] [stdout] 193 |                         panic!("Expected ',' or '}}' in enum declaration");
[INFO] [stdout]     |                                                  ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 193 |                         panic!("{}", "Expected ',' or '}}' in enum declaration");
[INFO] [stdout]     |                                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "f0405aa683e035b8b7b57c5bd626064a65691967d4a6147d997009708b9c476e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0405aa683e035b8b7b57c5bd626064a65691967d4a6147d997009708b9c476e", kill_on_drop: false }`
[INFO] [stdout] f0405aa683e035b8b7b57c5bd626064a65691967d4a6147d997009708b9c476e
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63c2766b5e1154539f643b97b8215d4c413e7d02df9ca21ee75bca9dbbe5e038
[INFO] running `Command { std: "docker" "start" "-a" "63c2766b5e1154539f643b97b8215d4c413e7d02df9ca21ee75bca9dbbe5e038", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling c4_rust_masafi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `AddressOf` and `Deref` are never constructed
[INFO] [stdout]   --> src/lexer.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub enum Token {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 44 |     AddressOf, // '&' address-of operator
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 45 |     Deref, // '*' dereference operator
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]    --> src/parser.rs:193:50
[INFO] [stdout]     |
[INFO] [stdout] 193 |                         panic!("Expected ',' or '}}' in enum declaration");
[INFO] [stdout]     |                                                  ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 193 |                         panic!("{}", "Expected ',' or '}}' in enum declaration");
[INFO] [stdout]     |                                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "63c2766b5e1154539f643b97b8215d4c413e7d02df9ca21ee75bca9dbbe5e038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63c2766b5e1154539f643b97b8215d4c413e7d02df9ca21ee75bca9dbbe5e038", kill_on_drop: false }`
[INFO] [stdout] 63c2766b5e1154539f643b97b8215d4c413e7d02df9ca21ee75bca9dbbe5e038
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0531fd0c8e617112c534cfa31f228112b40be4dcff1bf172ba68fde652736395
[INFO] running `Command { std: "docker" "start" "-a" "0531fd0c8e617112c534cfa31f228112b40be4dcff1bf172ba68fde652736395", kill_on_drop: false }`
[INFO] [stderr] warning: variants `AddressOf` and `Deref` are never constructed
[INFO] [stderr]   --> src/lexer.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr]  3 | pub enum Token {
[INFO] [stderr]    |          ----- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 44 |     AddressOf, // '&' address-of operator
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 45 |     Deref, // '*' dereference operator
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message contains braces
[INFO] [stderr]    --> src/parser.rs:193:50
[INFO] [stderr]     |
[INFO] [stderr] 193 |                         panic!("Expected ',' or '}}' in enum declaration");
[INFO] [stderr]     |                                                  ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: add a "{}" format string to use the message literally
[INFO] [stderr]     |
[INFO] [stderr] 193 |                         panic!("{}", "Expected ',' or '}}' in enum declaration");
[INFO] [stderr]     |                                +++++
[INFO] [stderr] 
[INFO] [stderr] warning: `c4_rust_masafi` (bin "compiler" test) generated 2 warnings (run `cargo fix --bin "compiler" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/compiler-93811a1e3f7b2824)
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test vm::tests::test_comma_separated_let_declaration ... ok
[INFO] [stdout] test vm::tests::test_bitwise_operations ... ok
[INFO] [stdout] test vm::tests::test_boolean_logic ... ok
[INFO] [stdout] test vm::tests::test_arithmetic ... ok
[INFO] [stdout] test vm::tests::test_empty_block ... ok
[INFO] [stdout] test vm::tests::test_enum_inside_function ... ok
[INFO] [stdout] test vm::tests::test_enum_parsing_and_usage ... ok
[INFO] [stdout] test vm::tests::test_array_assignment ... ok
[INFO] [stdout] test vm::tests::test_enum_parsing_auto_increment ... ok
[INFO] [stdout] test vm::tests::test_function_call ... ok
[INFO] [stdout] test vm::tests::test_function_multiple_params ... ok
[INFO] [stdout] test vm::tests::test_function_overwriting ... ok
[INFO] [stdout] test vm::tests::test_global_variable_access_in_function ... ok
[INFO] [stdout] test vm::tests::test_global_variable_modification_in_function ... ok
[INFO] [stdout] test vm::tests::test_global_variable_usage ... ok
[INFO] [stdout] test vm::tests::test_global_variable_shadowing ... ok
[INFO] [stdout] test vm::tests::test_if_else ... ok
[INFO] [stdout] test vm::tests::test_implicit_let ... ok
[INFO] [stdout] test vm::tests::test_modulus ... ok
[INFO] [stdout] test vm::tests::test_nested_if_else ... ok
[INFO] [stdout] test vm::tests::test_pointer_casting ... ok
[INFO] [stdout] test vm::tests::test_pointer_identity ... ok
[INFO] [stdout] test vm::tests::test_nested_while_loops ... ok
[INFO] [stdout] test vm::tests::test_pre_post_increment ... ok
[INFO] [stdout] test vm::tests::test_print_from_main ... ok
[INFO] [stdout] test vm::tests::test_recursion ... ok
[INFO] [stdout] test vm::tests::test_pre_post_decrement ... ok
[INFO] [stdout] test vm::tests::test_pointer_fake_deref ... ok
[INFO] [stdout] test vm::tests::test_sizeof_expression ... ok
[INFO] [stdout] test vm::tests::test_sizeof_multiple_types ... ok
[INFO] [stdout] test vm::tests::test_print_array ... ok
[INFO] [stdout] test vm::tests::test_string_return_and_concatenation ... ok
[INFO] [stdout] test vm::tests::test_parentheses_override_precedence ... ok
[INFO] [stdout] test vm::tests::test_recursive_function_multiple_params ... ok
[INFO] [stdout] test vm::tests::test_variable_assignment ... ok
[INFO] [stdout] test vm::tests::test_variable_shadowing ... ok
[INFO] [stdout] test vm::tests::test_while_loop ... ok
[INFO] [stdout] test vm::tests::test_scope_isolation ... ok
[INFO] [stdout] test vm::tests::test_type_casting ... ok
[INFO] [stdout] test vm::tests::test_division_by_zero - should panic ... ok
[INFO] [stdout] test vm::tests::test_nested_array_sizeof - should panic ... ok
[INFO] [stdout] test vm::tests::test_undefined_variable - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0531fd0c8e617112c534cfa31f228112b40be4dcff1bf172ba68fde652736395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0531fd0c8e617112c534cfa31f228112b40be4dcff1bf172ba68fde652736395", kill_on_drop: false }`
[INFO] [stdout] 0531fd0c8e617112c534cfa31f228112b40be4dcff1bf172ba68fde652736395