[INFO] fetching crate evalexpr 6.4.0...
[INFO] testing evalexpr-6.4.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate evalexpr 6.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate evalexpr 6.4.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate evalexpr 6.4.0
[INFO] finished tweaking crates.io crate evalexpr 6.4.0
[INFO] tweaked toml for crates.io crate evalexpr 6.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ron v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] bf91d8a198092f593a897ced988d56e04c940775da9bc852c061d90c6a999489
[INFO] running `Command { std: "docker" "start" "-a" "bf91d8a198092f593a897ced988d56e04c940775da9bc852c061d90c6a999489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf91d8a198092f593a897ced988d56e04c940775da9bc852c061d90c6a999489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf91d8a198092f593a897ced988d56e04c940775da9bc852c061d90c6a999489", kill_on_drop: false }`
[INFO] [stdout] bf91d8a198092f593a897ced988d56e04c940775da9bc852c061d90c6a999489
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 90b8e43698827443f33a3b1dfb014764d48e521978b14b2d752d2db66ec5e3eb
[INFO] running `Command { std: "docker" "start" "-a" "90b8e43698827443f33a3b1dfb014764d48e521978b14b2d752d2db66ec5e3eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling evalexpr v6.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `Command { std: "docker" "inspect" "90b8e43698827443f33a3b1dfb014764d48e521978b14b2d752d2db66ec5e3eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90b8e43698827443f33a3b1dfb014764d48e521978b14b2d752d2db66ec5e3eb", kill_on_drop: false }`
[INFO] [stdout] 90b8e43698827443f33a3b1dfb014764d48e521978b14b2d752d2db66ec5e3eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ccc277626c96b8238edcc985ad6e9c8764fc6d62665fc95ee5b845bcecf6ddc
[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" "8ccc277626c96b8238edcc985ad6e9c8764fc6d62665fc95ee5b845bcecf6ddc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ron v0.4.2
[INFO] [stderr]    Compiling evalexpr v6.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 45.27s
[INFO] running `Command { std: "docker" "inspect" "8ccc277626c96b8238edcc985ad6e9c8764fc6d62665fc95ee5b845bcecf6ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ccc277626c96b8238edcc985ad6e9c8764fc6d62665fc95ee5b845bcecf6ddc", kill_on_drop: false }`
[INFO] [stdout] 8ccc277626c96b8238edcc985ad6e9c8764fc6d62665fc95ee5b845bcecf6ddc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] dbec3b84c079db497aa705de4b252c3b735d7ae3d794b7cabea957b56d498e4a
[INFO] running `Command { std: "docker" "start" "-a" "dbec3b84c079db497aa705de4b252c3b735d7ae3d794b7cabea957b56d498e4a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/evalexpr-aac2d7179c486ad2)
[INFO] [stdout] test token::tests::test_partial_token_display ... ok
[INFO] [stdout] test token::tests::test_token_display ... ok
[INFO] [stdout] test value::tests::test_value_checks ... ok
[INFO] [stdout] test value::tests::test_value_conversions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-b4ea1fe7b3c8d00d)
[INFO] [stdout] test test_arithmetic_precedence_examples ... ok
[INFO] [stdout] test test_assignment ... ok
[INFO] [stdout] test test_error_constructors ... ok
[INFO] [stdout] test test_errors ... ok
[INFO] [stdout] test test_functions ... ok
[INFO] [stdout] test test_empty_context ... ok
[INFO] [stdout] test test_expression_chaining ... ok
[INFO] [stdout] test test_boolean_examples ... ok
[INFO] [stdout] test test_n_ary_functions ... ok
[INFO] [stdout] test test_hashmap_context_type_safety ... ok
[INFO] [stdout] test test_braced_examples ... ok
[INFO] [stdout] test test_mod_examples ... ok
[INFO] [stdout] test test_builtin_functions ... ok
[INFO] [stdout] test test_tuple_definitions ... ok
[INFO] [stdout] test test_no_panic ... ok
[INFO] [stdout] test test_pow_examples ... ok
[INFO] [stdout] test test_shortcut_functions ... ok
[INFO] [stdout] test test_binary_examples ... ok
[INFO] [stdout] test test_string_escaping ... ok
[INFO] [stdout] test test_strings ... ok
[INFO] [stdout] test test_iterators ... ok
[INFO] [stdout] test test_type_errors_in_binary_operators ... ok
[INFO] [stdout] test test_implicit_context ... ok
[INFO] [stdout] test test_unary_examples ... ok
[INFO] [stdout] test test_with_context ... ok
[INFO] [stdout] test test_whitespace ... ok
[INFO] [stdout] test test_operator_assignments ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/regex.rs (/opt/rustwide/target/debug/deps/regex-bf98a15b10ed8ccc)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/serde.rs (/opt/rustwide/target/debug/deps/serde-4f0ea2304d9791d3)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests evalexpr
[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] [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] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test src/context/mod.rs - context_map (line 132) ... ok
[INFO] [stdout] test src/lib.rs - (line 191) ... ok
[INFO] [stdout] test src/interface/mod.rs - interface::build_operator_tree (line 69) ... ok
[INFO] [stdout] test src/lib.rs - (line 206) ... ok
[INFO] [stdout] test src/function/mod.rs - function::Function (line 12) ... ok
[INFO] [stdout] test src/lib.rs - (line 161) ... ok
[INFO] [stdout] test src/interface/mod.rs - interface::eval_with_context (line 25) ... ok
[INFO] [stdout] test src/interface/mod.rs - interface::eval (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 280) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/interface/mod.rs - interface::eval_with_context_mut (line 44) ... ok
[INFO] [stdout] test src/lib.rs - (line 222) ... ok
[INFO] [stdout] test src/lib.rs - (line 248) ... ok
[INFO] [stdout] test src/lib.rs - (line 298) ... ok
[INFO] [stdout] test src/lib.rs - (line 170) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/lib.rs - (line 470) ... ok
[INFO] [stdout] test src/tree/mod.rs - tree::Node::iter_identifiers (line 59) ... ok
[INFO] [stdout] test src/tree/mod.rs - tree::Node::iter_function_identifiers (line 105) ... ok
[INFO] [stdout] test src/lib.rs - (line 83) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/tree/mod.rs - tree::Node (line 27) ... ok
[INFO] [stdout] test src/tree/mod.rs - tree::Node::iter_variable_identifiers (line 83) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.83s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dbec3b84c079db497aa705de4b252c3b735d7ae3d794b7cabea957b56d498e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbec3b84c079db497aa705de4b252c3b735d7ae3d794b7cabea957b56d498e4a", kill_on_drop: false }`
[INFO] [stdout] dbec3b84c079db497aa705de4b252c3b735d7ae3d794b7cabea957b56d498e4a