[INFO] cloning repository https://github.com/beersonthewall/mal-impl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/beersonthewall/mal-impl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeersonthewall%2Fmal-impl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeersonthewall%2Fmal-impl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74df3061256bcd36c6b5151715439d3b114dd238
[INFO] testing beersonthewall/mal-impl against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeersonthewall%2Fmal-impl" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/beersonthewall/mal-impl on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/beersonthewall/mal-impl
[INFO] finished tweaking git repo https://github.com/beersonthewall/mal-impl
[INFO] tweaked toml for git repo https://github.com/beersonthewall/mal-impl written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/beersonthewall/mal-impl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 554b00eeb6a00fd0423e78cb9a372521a475deb0013f8a085ee387dd73fa39cb
[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" "554b00eeb6a00fd0423e78cb9a372521a475deb0013f8a085ee387dd73fa39cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "554b00eeb6a00fd0423e78cb9a372521a475deb0013f8a085ee387dd73fa39cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "554b00eeb6a00fd0423e78cb9a372521a475deb0013f8a085ee387dd73fa39cb", kill_on_drop: false }`
[INFO] [stdout] 554b00eeb6a00fd0423e78cb9a372521a475deb0013f8a085ee387dd73fa39cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 333c1905bd39262eaccd398ec1b61a6d004b1e389aa116b4ac007db28418238e
[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" "333c1905bd39262eaccd398ec1b61a6d004b1e389aa116b4ac007db28418238e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling fd-lock v2.0.0
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling rustyline v8.2.0
[INFO] [stderr]    Compiling mal-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `symbol_table`
[INFO] [stdout]  --> src/env.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     symbol_table: HashMap<String, Box<dyn Fn()>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 23.03s
[INFO] running `Command { std: "docker" "inspect" "333c1905bd39262eaccd398ec1b61a6d004b1e389aa116b4ac007db28418238e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "333c1905bd39262eaccd398ec1b61a6d004b1e389aa116b4ac007db28418238e", kill_on_drop: false }`
[INFO] [stdout] 333c1905bd39262eaccd398ec1b61a6d004b1e389aa116b4ac007db28418238e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c735d5d9eb13aa8acbee887f950e417451d5f968057f2636ae096c1a4c9651e8
[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" "c735d5d9eb13aa8acbee887f950e417451d5f968057f2636ae096c1a4c9651e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling mal-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `symbol_table`
[INFO] [stdout]  --> src/env.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     symbol_table: HashMap<String, Box<dyn Fn()>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `symbol_table`
[INFO] [stdout]  --> src/env.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     symbol_table: HashMap<String, Box<dyn Fn()>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 1.83s
[INFO] running `Command { std: "docker" "inspect" "c735d5d9eb13aa8acbee887f950e417451d5f968057f2636ae096c1a4c9651e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c735d5d9eb13aa8acbee887f950e417451d5f968057f2636ae096c1a4c9651e8", kill_on_drop: false }`
[INFO] [stdout] c735d5d9eb13aa8acbee887f950e417451d5f968057f2636ae096c1a4c9651e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a58c02427a20efd89f43084f5fa9c33c5473a26e7df7de0e1b6accbd3eff5322
[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" "a58c02427a20efd89f43084f5fa9c33c5473a26e7df7de0e1b6accbd3eff5322", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `symbol_table`
[INFO] [stderr]  --> src/env.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     symbol_table: HashMap<String, Box<dyn Fn()>>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mal-impl` (lib) generated 1 warning
[INFO] [stderr] warning: `mal-impl` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mal_impl-d661789c663995f6)
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tokenizer::tests::balanced_string ... ok
[INFO] [stdout] test tokenizer::tests::brace_like_things ... ok
[INFO] [stdout] test tokenizer::tests::commas_as_whitespace ... ok
[INFO] [stdout] test tokenizer::tests::ignores_comments ... ok
[INFO] [stdout] test tokenizer::tests::ignores_whitespace ... ok
[INFO] [stdout] test tokenizer::tests::list ... ok
[INFO] [stdout] test tokenizer::tests::non_special ... ok
[INFO] [stdout] test tokenizer::tests::special_chars ... ok
[INFO] [stdout] test tokenizer::tests::ignores_comma ... ok
[INFO] [stdout] test tokenizer::tests::hash_maps ... ok
[INFO] [stdout] test reader::tests::read_list_no_begin_paren - should panic ... ok
[INFO] [stdout] test tokenizer::tests::unbalanced_string - should panic ... ok
[INFO] [stdout] test reader::tests::read_list_no_end_paren - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mal_impl-804ba12d2f90ff3e)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mal_impl
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a58c02427a20efd89f43084f5fa9c33c5473a26e7df7de0e1b6accbd3eff5322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a58c02427a20efd89f43084f5fa9c33c5473a26e7df7de0e1b6accbd3eff5322", kill_on_drop: false }`
[INFO] [stdout] a58c02427a20efd89f43084f5fa9c33c5473a26e7df7de0e1b6accbd3eff5322