[INFO] cloning repository https://github.com/ralexstokes/ubiquity
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ralexstokes/ubiquity" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralexstokes%2Fubiquity", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralexstokes%2Fubiquity'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cddebfd68a3a5246de3f10f630faa8fb68d0f1b7
[INFO] testing ralexstokes/ubiquity against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralexstokes%2Fubiquity" "/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/ralexstokes/ubiquity on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ralexstokes/ubiquity
[INFO] finished tweaking git repo https://github.com/ralexstokes/ubiquity
[INFO] tweaked toml for git repo https://github.com/ralexstokes/ubiquity written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ralexstokes/ubiquity already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mortal v0.1.5
[INFO] [stderr]   Downloaded smallstr v0.1.0
[INFO] [stderr]   Downloaded linefeed v0.5.4
[INFO] [stderr]   Downloaded terminfo v0.6.1
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 049fc722c660be1aef805feaa9ed3845e0bd40f8dc182e90b1244be8572ef85d
[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" "049fc722c660be1aef805feaa9ed3845e0bd40f8dc182e90b1244be8572ef85d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "049fc722c660be1aef805feaa9ed3845e0bd40f8dc182e90b1244be8572ef85d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "049fc722c660be1aef805feaa9ed3845e0bd40f8dc182e90b1244be8572ef85d", kill_on_drop: false }`
[INFO] [stdout] 049fc722c660be1aef805feaa9ed3845e0bd40f8dc182e90b1244be8572ef85d
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee5203cff74d11c7be3c2ca56d9e344bce3a7154433b0813e399a51ead9b9113
[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" "ee5203cff74d11c7be3c2ca56d9e344bce3a7154433b0813e399a51ead9b9113", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling dirs v1.0.4
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.0
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.3
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling smallstr v0.1.0
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling terminfo v0.6.1
[INFO] [stderr]    Compiling mortal v0.1.5
[INFO] [stderr]    Compiling linefeed v0.5.4
[INFO] [stderr]    Compiling ubiquity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/evaluator/evaluator.rs:417:24
[INFO] [stdout]     |
[INFO] [stdout] 417 | fn lookup(coll: &Expr, key: &Expr, not_found: &Expr) -> Result<Expr> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.34s
[INFO] running `Command { std: "docker" "inspect" "ee5203cff74d11c7be3c2ca56d9e344bce3a7154433b0813e399a51ead9b9113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee5203cff74d11c7be3c2ca56d9e344bce3a7154433b0813e399a51ead9b9113", kill_on_drop: false }`
[INFO] [stdout] ee5203cff74d11c7be3c2ca56d9e344bce3a7154433b0813e399a51ead9b9113
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 105ba6421cde63cd9867e95c00764e55c383fefb450b4b70d5cd17c8a0888272
[INFO] running `Command { std: "docker" "start" "-a" "105ba6421cde63cd9867e95c00764e55c383fefb450b4b70d5cd17c8a0888272", kill_on_drop: false }`
[INFO] [stderr]    Compiling ubiquity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/evaluator/evaluator.rs:417:24
[INFO] [stdout]     |
[INFO] [stdout] 417 | fn lookup(coll: &Expr, key: &Expr, not_found: &Expr) -> Result<Expr> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/evaluator/evaluator.rs:417:24
[INFO] [stdout]     |
[INFO] [stdout] 417 | fn lookup(coll: &Expr, key: &Expr, not_found: &Expr) -> Result<Expr> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.31s
[INFO] running `Command { std: "docker" "inspect" "105ba6421cde63cd9867e95c00764e55c383fefb450b4b70d5cd17c8a0888272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "105ba6421cde63cd9867e95c00764e55c383fefb450b4b70d5cd17c8a0888272", kill_on_drop: false }`
[INFO] [stdout] 105ba6421cde63cd9867e95c00764e55c383fefb450b4b70d5cd17c8a0888272
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 148d36148f35b8f8ff35553f0be781b19c97395150f2b5932a1c9b900b1400a2
[INFO] running `Command { std: "docker" "start" "-a" "148d36148f35b8f8ff35553f0be781b19c97395150f2b5932a1c9b900b1400a2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stdout] running 64 tests
[INFO] [stderr]    --> src/evaluator/evaluator.rs:417:24
[INFO] [stderr]     |
[INFO] [stderr] 417 | fn lookup(coll: &Expr, key: &Expr, not_found: &Expr) -> Result<Expr> {
[INFO] [stderr]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> src/evaluator/evaluator.rs:417:24
[INFO] [stderr]     |
[INFO] [stderr] 417 | fn lookup(coll: &Expr, key: &Expr, not_found: &Expr) -> Result<Expr> {
[INFO] [stderr]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ubiquity-a36629e6968d3739
[INFO] [stdout] test evaluator::evaluator::tests::can_eval_if_true ... ok
[INFO] [stdout] test evaluator::evaluator::tests::can_eval_quote ... ok
[INFO] [stdout] test evaluator::evaluator::tests::can_eval_quote_more ... ok
[INFO] [stdout] test evaluator::evaluator::tests::can_eval_simple_arith ... ok
[INFO] [stdout] test evaluator::evaluator::tests::can_eval_loop_recur ... ok
[INFO] [stdout] test evaluator::evaluator::tests::can_eval_if_unevaluated ... ok
[INFO] [stdout] test evaluator::evaluator::tests::can_eval_loop_no_recur ... ok
[INFO] [stdout] test evaluator::evaluator::tests::can_eval_simple_exprs ... ok
[INFO] [stdout] test evaluator::evaluator::tests::can_eval_fn ... ok
[INFO] [stdout] test evaluator::evaluator::tests::can_eval_if_false ... ok
[INFO] [stdout] test evaluator::evaluator::tests::can_eval_empty_from_src ... ok
[INFO] [stdout] test evaluator::env::tests::can_overwrite_stuff ... ok
[INFO] [stdout] test evaluator::env::tests::can_nest_envs ... ok
[INFO] [stdout] test evaluator::env::tests::can_insert_stuff ... ok
[INFO] [stdout] test reader::lexer::tests::can_find_unbalanced_string ... ok
[INFO] [stdout] test reader::lexer::tests::can_lex_comments ... ok
[INFO] [stdout] test reader::lexer::tests::can_lex_delimiters ... ok
[INFO] [stdout] test reader::lexer::tests::can_lex_symbols ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_empty_input ... ok
[INFO] [stdout] test reader::lexer::tests::can_lex_strings ... ok
[INFO] [stdout] test reader::lexer::tests::can_lex_parens ... ok
[INFO] [stdout] test reader::lexer::tests::can_lex_quotes ... ok
[INFO] [stdout] test evaluator::evaluator::tests::closures_respect_special_forms ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_env_simple ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_simple_closures ... ok
[INFO] [stdout] test reader::lexer::tests::can_lex_dispatch ... ok
[INFO] [stdout] test reader::lexer::tests::can_lex_numbers ... ok
[INFO] [stdout] test reader::lexer::tests::can_find_control_character ... ok
[INFO] [stdout] test reader::lexer::tests::can_lex_expressions ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_empty_map ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_empty_set ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_empty_list ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_nested_lists_and_set ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_nil ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_empty_vector ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_nested_empty_lists ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_multiple_empty_lists ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_expr_example ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_expr ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_strings ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_symbols ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_symbols_whitespace ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_nested_lists_and_map ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_keywords ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_symbols_with_punctuation ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_true ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_env_evaluating ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_numbers ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_map ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_list ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_tricky_keywords ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_vector ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_unbalanced_vectors ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_unbalanced_maps ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_empty_string ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_special_symbols ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_unbalanced_string ... ok
[INFO] [stdout] test reader::tests::can_read_expr ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_false ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_numbers_multi ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_unbalanced_lists ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_set ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_quote ... ok
[INFO] [stdout] test reader::parser::tests::can_parse_with_set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 64 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/main-db66e730e9703b32
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ubiquity
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "148d36148f35b8f8ff35553f0be781b19c97395150f2b5932a1c9b900b1400a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "148d36148f35b8f8ff35553f0be781b19c97395150f2b5932a1c9b900b1400a2", kill_on_drop: false }`
[INFO] [stdout] 148d36148f35b8f8ff35553f0be781b19c97395150f2b5932a1c9b900b1400a2