[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 try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchylli%2Frust-scheme" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chylli/rust-scheme on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", 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] d69e9707758ff0ebfad8dd2f4a74c34c07576f28da196dce8d5c3fc41c2916ad
[INFO] running `Command { std: "docker" "start" "-a" "d69e9707758ff0ebfad8dd2f4a74c34c07576f28da196dce8d5c3fc41c2916ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d69e9707758ff0ebfad8dd2f4a74c34c07576f28da196dce8d5c3fc41c2916ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d69e9707758ff0ebfad8dd2f4a74c34c07576f28da196dce8d5c3fc41c2916ad", kill_on_drop: false }`
[INFO] [stdout] d69e9707758ff0ebfad8dd2f4a74c34c07576f28da196dce8d5c3fc41c2916ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--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] 891a26cd0b5f2140eba0b41e9022bb7cf455c2667c64acaab2ab00f2d39d299e
[INFO] running `Command { std: "docker" "start" "-a" "891a26cd0b5f2140eba0b41e9022bb7cf455c2667c64acaab2ab00f2d39d299e", 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]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `Command { std: "docker" "inspect" "891a26cd0b5f2140eba0b41e9022bb7cf455c2667c64acaab2ab00f2d39d299e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "891a26cd0b5f2140eba0b41e9022bb7cf455c2667c64acaab2ab00f2d39d299e", kill_on_drop: false }`
[INFO] [stdout] 891a26cd0b5f2140eba0b41e9022bb7cf455c2667c64acaab2ab00f2d39d299e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18df027efee11fce93ebc186e236eb7cf57fb4c352bbc441c3613de03b7affc5
[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" "18df027efee11fce93ebc186e236eb7cf57fb4c352bbc441c3613de03b7affc5", 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]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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" "18df027efee11fce93ebc186e236eb7cf57fb4c352bbc441c3613de03b7affc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18df027efee11fce93ebc186e236eb7cf57fb4c352bbc441c3613de03b7affc5", kill_on_drop: false }`
[INFO] [stdout] 18df027efee11fce93ebc186e236eb7cf57fb4c352bbc441c3613de03b7affc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", 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] 725ac24686c5eb56e106443d645b771cf6f62caeff5245026c1bf9e9f1e7018a
[INFO] running `Command { std: "docker" "start" "-a" "725ac24686c5eb56e106443d645b771cf6f62caeff5245026c1bf9e9f1e7018a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stdout] running 40 tests
[INFO] [stderr]    --> src/lexer.rs:110:41
[INFO] [stdout] test lexer::test_booleans ... ok
[INFO] [stderr]     |
[INFO] [stdout] test lexer::test_identifiers ... ok
[INFO] [stderr] 110 | ...                   Some('0'...'9') => {
[INFO] [stdout] test lexer::test_multi_digit_integers ... ok
[INFO] [stderr]     |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] test lexer::test_complex_code_block ... ok
[INFO] [stderr]     |
[INFO] [stdout] test lexer::test_negative_integers ... ok
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] test lexer::test_simple_lexing ... ok
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout] test lexer::test_subtraction ... ok
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] test lexer::test_unicode_identifiers ... ok
[INFO] [stderr] 
[INFO] [stdout] test lexer::test_whitespace ... ok
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stdout] test parser::test_bad_syntax ... ok
[INFO] [stderr]    --> src/lexer.rs:130:29
[INFO] [stdout] test lexer::test_bad_syntax ... ok
[INFO] [stderr]     |
[INFO] [stdout] test parser::test_quasiquoting ... ok
[INFO] [stderr] 130 |                         '0' ... '9' => {
[INFO] [stdout] test interpreter::test_global_function_definition ... ok
[INFO] [stderr]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] test lexer::test_quoting ... ok
[INFO] [stderr]     |
[INFO] [stdout] test parser::test_simple ... ok
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout] test test_bad_syntax ... ok
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] test test_basic_identities ... ok
[INFO] [stderr] 
[INFO] [stdout] test lexer::test_quasiquoting ... ok
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stdout] test test_conditional_execution ... ok
[INFO] [stderr]    --> src/lexer.rs:163:29
[INFO] [stdout] test lexer::test_delimiter_checking ... ok
[INFO] [stderr]     |
[INFO] [stdout] test parser::test_quoting ... ok
[INFO] [stderr] 163 |                         '0' ... '9' => {
[INFO] [stdout] test interpreter::test_global_variables ... ok
[INFO] [stderr]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] test test_apply ... ok
[INFO] [stderr]     |
[INFO] [stdout] test test_boolean_operators ... ok
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout] test test_duplicate_variable_definition ... ok
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] test test_multiple_expression_return ... ok
[INFO] [stderr] 
[INFO] [stdout] test test_conditional_execution_doesnt_run_other_case ... ok
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stdout] test test_quasiquoting ... ok
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scheme-3a82d829c39c28f8)
[INFO] [stdout] test test_unicode_identifiers ... ok
[INFO] [stdout] test test_procedure_definition ... ok
[INFO] [stdout] test test_variable_modification ... ok
[INFO] [stdout] test lexer::test_strings ... ok
[INFO] [stdout] test test_unknown_variable_modification ... ok
[INFO] [stdout] test parser::test_nested ... ok
[INFO] [stdout] test test_nested_expressions ... ok
[INFO] [stdout] test test_variable_definition ... ok
[INFO] [stdout] test test_list_creation ... ok
[INFO] [stdout] test test_quoting ... ok
[INFO] [stdout] test test_eval ... ok
[INFO] [stdout] test test_simple_function ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 40 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "725ac24686c5eb56e106443d645b771cf6f62caeff5245026c1bf9e9f1e7018a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "725ac24686c5eb56e106443d645b771cf6f62caeff5245026c1bf9e9f1e7018a", kill_on_drop: false }`
[INFO] [stdout] 725ac24686c5eb56e106443d645b771cf6f62caeff5245026c1bf9e9f1e7018a