[INFO] cloning repository https://github.com/chylli/rust-scheme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chylli/rust-scheme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchylli%2Frust-scheme", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchylli%2Frust-scheme'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b731fde772344783757ca36d810a76b4b4a8e95c
[INFO] testing chylli/rust-scheme against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchylli%2Frust-scheme" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chylli/rust-scheme on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chylli/rust-scheme
[INFO] finished tweaking git repo https://github.com/chylli/rust-scheme
[INFO] tweaked toml for git repo https://github.com/chylli/rust-scheme written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/chylli/rust-scheme already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd20322f89d7884a3aa5d76a33b873789735e1d2f5d67c17e8fadf85b0931c67
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fd20322f89d7884a3aa5d76a33b873789735e1d2f5d67c17e8fadf85b0931c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd20322f89d7884a3aa5d76a33b873789735e1d2f5d67c17e8fadf85b0931c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd20322f89d7884a3aa5d76a33b873789735e1d2f5d67c17e8fadf85b0931c67", kill_on_drop: false }`
[INFO] [stdout] fd20322f89d7884a3aa5d76a33b873789735e1d2f5d67c17e8fadf85b0931c67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2f635686838931aef29b9e6ed4d010bd8dfcfa664d3ec053b099fcffaff1d7a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c2f635686838931aef29b9e6ed4d010bd8dfcfa664d3ec053b099fcffaff1d7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling scheme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:110:41
[INFO] [stdout]     |
[INFO] [stdout] 110 | ...                   Some('0'...'9') => {
[INFO] [stdout]     |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:130:29
[INFO] [stdout]     |
[INFO] [stdout] 130 |                         '0' ... '9' => {
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:163:29
[INFO] [stdout]     |
[INFO] [stdout] 163 |                         '0' ... '9' => {
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "c2f635686838931aef29b9e6ed4d010bd8dfcfa664d3ec053b099fcffaff1d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2f635686838931aef29b9e6ed4d010bd8dfcfa664d3ec053b099fcffaff1d7a", kill_on_drop: false }`
[INFO] [stdout] c2f635686838931aef29b9e6ed4d010bd8dfcfa664d3ec053b099fcffaff1d7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 31b9d2540d19b8421a20329bd0866ad29f4c6840f80757edf46542de96eaeeb7
[INFO] running `Command { std: "docker" "start" "-a" "31b9d2540d19b8421a20329bd0866ad29f4c6840f80757edf46542de96eaeeb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling scheme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:110:41
[INFO] [stdout]     |
[INFO] [stdout] 110 | ...                   Some('0'...'9') => {
[INFO] [stdout]     |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:130:29
[INFO] [stdout]     |
[INFO] [stdout] 130 |                         '0' ... '9' => {
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:163:29
[INFO] [stdout]     |
[INFO] [stdout] 163 |                         '0' ... '9' => {
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "31b9d2540d19b8421a20329bd0866ad29f4c6840f80757edf46542de96eaeeb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31b9d2540d19b8421a20329bd0866ad29f4c6840f80757edf46542de96eaeeb7", kill_on_drop: false }`
[INFO] [stdout] 31b9d2540d19b8421a20329bd0866ad29f4c6840f80757edf46542de96eaeeb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57224891ddd2198cfb412f61c83ca135df1428e191cc5542a948802a7bda9967
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "57224891ddd2198cfb412f61c83ca135df1428e191cc5542a948802a7bda9967", kill_on_drop: false }`
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lexer.rs:110:41
[INFO] [stderr]     |
[INFO] [stderr] 110 | ...                   Some('0'...'9') => {
[INFO] [stderr]     |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lexer.rs:130:29
[INFO] [stderr]     |
[INFO] [stderr] 130 |                         '0' ... '9' => {
[INFO] [stderr]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lexer.rs:163:29
[INFO] [stderr]     |
[INFO] [stderr] 163 |                         '0' ... '9' => {
[INFO] [stderr]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/scheme-1fe6de21f186d007
[INFO] [stdout] running 40 tests
[INFO] [stdout] test lexer::test_booleans ... ok
[INFO] [stdout] test interpreter::test_global_function_definition ... ok
[INFO] [stdout] test lexer::test_quoting ... ok
[INFO] [stdout] test lexer::test_quasiquoting ... ok
[INFO] [stdout] test lexer::test_bad_syntax ... ok
[INFO] [stdout] test interpreter::test_global_variables ... ok
[INFO] [stdout] test lexer::test_negative_integers ... ok
[INFO] [stdout] test lexer::test_complex_code_block ... ok
[INFO] [stdout] test lexer::test_delimiter_checking ... ok
[INFO] [stdout] test lexer::test_identifiers ... ok
[INFO] [stdout] test parser::test_quoting ... ok
[INFO] [stdout] test parser::test_simple ... ok
[INFO] [stdout] test lexer::test_subtraction ... ok
[INFO] [stdout] test lexer::test_multi_digit_integers ... ok
[INFO] [stdout] test test_bad_syntax ... ok
[INFO] [stdout] test test_basic_identities ... ok
[INFO] [stdout] test test_conditional_execution ... ok
[INFO] [stdout] test parser::test_bad_syntax ... ok
[INFO] [stdout] test lexer::test_whitespace ... ok
[INFO] [stdout] test test_conditional_execution_doesnt_run_other_case ... ok
[INFO] [stdout] test test_multiple_expression_return ... ok
[INFO] [stdout] test test_list_creation ... ok
[INFO] [stdout] test test_boolean_operators ... ok
[INFO] [stdout] test test_eval ... ok
[INFO] [stdout] test test_procedure_definition ... ok
[INFO] [stdout] test lexer::test_unicode_identifiers ... ok
[INFO] [stdout] test parser::test_nested ... ok
[INFO] [stdout] test parser::test_quasiquoting ... ok
[INFO] [stdout] test test_unknown_variable_modification ... ok
[INFO] [stdout] test test_duplicate_variable_definition ... ok
[INFO] [stdout] test test_nested_expressions ... ok
[INFO] [stdout] test test_apply ... ok
[INFO] [stdout] test lexer::test_simple_lexing ... ok
[INFO] [stdout] test lexer::test_strings ... ok
[INFO] [stdout] test test_quasiquoting ... ok
[INFO] [stdout] test test_simple_function ... ok
[INFO] [stdout] test test_variable_definition ... ok
[INFO] [stdout] test test_unicode_identifiers ... ok
[INFO] [stdout] test test_variable_modification ... ok
[INFO] [stdout] test test_quoting ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 40 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "57224891ddd2198cfb412f61c83ca135df1428e191cc5542a948802a7bda9967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57224891ddd2198cfb412f61c83ca135df1428e191cc5542a948802a7bda9967", kill_on_drop: false }`
[INFO] [stdout] 57224891ddd2198cfb412f61c83ca135df1428e191cc5542a948802a7bda9967