[INFO] updating cached repository Pamplemousse/mathematical_expression_evaluation
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Pamplemousse/mathematical_expression_evaluation
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Pamplemousse/mathematical_expression_evaluation" "work/ex/beta-1.38-1/sources/1.37.0/gh/Pamplemousse/mathematical_expression_evaluation"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Pamplemousse/mathematical_expression_evaluation'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Pamplemousse/mathematical_expression_evaluation" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Pamplemousse/mathematical_expression_evaluation"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Pamplemousse/mathematical_expression_evaluation'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2fed665f7581253cfcf024eb531591b74af91712
[INFO] sha for GitHub repo Pamplemousse/mathematical_expression_evaluation: 2fed665f7581253cfcf024eb531591b74af91712
[INFO] validating manifest of Pamplemousse/mathematical_expression_evaluation on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Pamplemousse/mathematical_expression_evaluation on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Pamplemousse/mathematical_expression_evaluation
[INFO] finished frobbing Pamplemousse/mathematical_expression_evaluation
[INFO] frobbed toml for Pamplemousse/mathematical_expression_evaluation written to work/ex/beta-1.38-1/sources/1.37.0/gh/Pamplemousse/mathematical_expression_evaluation/Cargo.toml
[INFO] started frobbing Pamplemousse/mathematical_expression_evaluation
[INFO] finished frobbing Pamplemousse/mathematical_expression_evaluation
[INFO] frobbed toml for Pamplemousse/mathematical_expression_evaluation written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Pamplemousse/mathematical_expression_evaluation/Cargo.toml
[INFO] crate Pamplemousse/mathematical_expression_evaluation already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Pamplemousse/mathematical_expression_evaluation against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Pamplemousse/mathematical_expression_evaluation:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 0a0ac7fd2cf2de3aff3644c5eb23f8f27b6d0bee788aea2ffff7bb83c1f2af93
[INFO] running `"docker" "start" "-a" "0a0ac7fd2cf2de3aff3644c5eb23f8f27b6d0bee788aea2ffff7bb83c1f2af93"`
[INFO] [stderr]    Compiling math_eval v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "0a0ac7fd2cf2de3aff3644c5eb23f8f27b6d0bee788aea2ffff7bb83c1f2af93"`
[INFO] running `"docker" "rm" "-f" "0a0ac7fd2cf2de3aff3644c5eb23f8f27b6d0bee788aea2ffff7bb83c1f2af93"`
[INFO] [stdout] 0a0ac7fd2cf2de3aff3644c5eb23f8f27b6d0bee788aea2ffff7bb83c1f2af93
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Pamplemousse/mathematical_expression_evaluation:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] b4530f9e325b9db53ed23eeeb3341fd1db4fd4306dbe3225b56aad3409f5dd74
[INFO] running `"docker" "start" "-a" "b4530f9e325b9db53ed23eeeb3341fd1db4fd4306dbe3225b56aad3409f5dd74"`
[INFO] [stderr]    Compiling math_eval v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `"docker" "inspect" "b4530f9e325b9db53ed23eeeb3341fd1db4fd4306dbe3225b56aad3409f5dd74"`
[INFO] running `"docker" "rm" "-f" "b4530f9e325b9db53ed23eeeb3341fd1db4fd4306dbe3225b56aad3409f5dd74"`
[INFO] [stdout] b4530f9e325b9db53ed23eeeb3341fd1db4fd4306dbe3225b56aad3409f5dd74
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Pamplemousse/mathematical_expression_evaluation:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 9ccb88dd8370249a3485e45d016adecd77e78b3fa06c58cf51baf8b412b6bf5c
[INFO] running `"docker" "start" "-a" "9ccb88dd8370249a3485e45d016adecd77e78b3fa06c58cf51baf8b412b6bf5c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/math_eval-3e4617752f5ba507
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test interpreter::tests::interpret_simple_addition ... ok
[INFO] [stdout] test interpreter::tests::interpret_complex_operation ... ok
[INFO] [stdout] test interpreter::tests::interpret_simple_exponentiation ... ok
[INFO] [stdout] test interpreter::tests::interpret_simple_integer_division ... ok
[INFO] [stdout] test parser::tests::parse_with_addition_and_addition_and_multiplication ... ok
[INFO] [stdout] test parser::tests::parse_with_addition_and_multiplication ... ok
[INFO] [stdout] test parser::tests::parse_with_addition_and_multiplication_and_addition ... ok
[INFO] [stdout] test parser::tests::parse_with_multiplication_and_addition ... ok
[INFO] [stdout] test parser::tests::parse_with_empty_list_of_tokens ... ok
[INFO] [stdout] test parser::tests::parse_with_multiplication_and_addition_and_addition ... ok
[INFO] [stdout] test parser::tests::parse_with_multiplication_and_addition_and_multiplication ... ok
[INFO] [stdout] test parser::tests::parse_with_a_two_literals_multiplication ... ok
[INFO] [stdout] test parser::tests::parse_with_parentheses ... ok
[INFO] [stdout] test tokenizer::tests::tokenize_deals_with_multiple_digits_numbers ... ok
[INFO] [stdout] test tokenizer::tests::tokenize_creates_tokens_from_a_string ... ok
[INFO] [stdout] test tokenizer::tests::tokenize_deals_with_parentheses ... ok
[INFO] [stdout] test tokenizer::token::literal::tests::literals_can_be_instanciated_from_strings ... ok
[INFO] [stdout] test interpreter::tests::interpret_simple_substraction ... ok
[INFO] [stdout] test interpreter::tests::interpret_simple_multiplication ... ok
[INFO] [stdout] test tokenizer::token::literal::tests::each_literal_can_be_represented_as_a_string ... ok
[INFO] [stdout] test tokenizer::token::literal::digit::tests::operator_constructor_return_none_if_character_is_not_an_operator ... ok
[INFO] [stdout] test tokenizer::token::literal::digit::tests::operators_can_be_instanciated_from_characters ... ok
[INFO] [stdout] test tokenizer::token::operator::tests::operator_times_computes_a_multiplication ... ok
[INFO] [stdout] test tokenizer::token::operator::tests::each_operator_has_a_character_representation ... ok
[INFO] [stdout] test tokenizer::token::operator::tests::operators_can_be_ordered_following_precedence_in_arithmetic ... ok
[INFO] [stdout] test tokenizer::token::tests::each_token_can_be_represented_as_a_string ... ok
[INFO] [stdout] test tokenizer::token::operator::tests::operators_can_be_instanciated_from_characters ... ok
[INFO] [stdout] test tokenizer::token::tests::some_tokens_can_be_instanciated_from_a_character ... ok
[INFO] [stdout] test tokenizer::token::operator::tests::operator_caret_computes_a_exponentiation ... ok
[INFO] [stdout] test tokenizer::token::literal::digit::tests::each_digit_has_a_character_representation ... ok
[INFO] [stdout] test tokenizer::token::operator::tests::operator_constructor_return_none_if_character_is_not_an_operator ... ok
[INFO] [stdout] test tokenizer::token::operator::tests::operator_minus_computes_a_substraction ... ok
[INFO] [stdout] test tokenizer::token::operator::tests::operator_plus_computes_an_addition ... ok
[INFO] [stdout] test tokenizer::token::operator::tests::operator_slash_computes_a_division ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9ccb88dd8370249a3485e45d016adecd77e78b3fa06c58cf51baf8b412b6bf5c"`
[INFO] running `"docker" "rm" "-f" "9ccb88dd8370249a3485e45d016adecd77e78b3fa06c58cf51baf8b412b6bf5c"`
[INFO] [stdout] 9ccb88dd8370249a3485e45d016adecd77e78b3fa06c58cf51baf8b412b6bf5c