[INFO] fetching crate evcxr 0.5.3...
[INFO] testing evcxr-0.5.3 against 1.47.0 for beta-1.48-2-subset
[INFO] extracting crate evcxr 0.5.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate evcxr 0.5.3 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate evcxr 0.5.3
[INFO] finished tweaking crates.io crate evcxr 0.5.3
[INFO] tweaked toml for crates.io crate evcxr 0.5.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate evcxr 0.5.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] cde06edec4d87b8e6b2b266e86a3867e329ad96d0a27a396064a8714a8eb1f62
[INFO] running `Command { std: "docker" "start" "-a" "cde06edec4d87b8e6b2b266e86a3867e329ad96d0a27a396064a8714a8eb1f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cde06edec4d87b8e6b2b266e86a3867e329ad96d0a27a396064a8714a8eb1f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cde06edec4d87b8e6b2b266e86a3867e329ad96d0a27a396064a8714a8eb1f62", kill_on_drop: false }`
[INFO] [stdout] cde06edec4d87b8e6b2b266e86a3867e329ad96d0a27a396064a8714a8eb1f62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 0dc0f28ddc7e4e491b1e1554cec34ccbce677869f4adb0cd3606d57a44fcf1a5
[INFO] running `Command { std: "docker" "start" "-a" "0dc0f28ddc7e4e491b1e1554cec34ccbce677869f4adb0cd3606d57a44fcf1a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling json v0.11.15
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling sig v1.0.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling evcxr v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.84s
[INFO] running `Command { std: "docker" "inspect" "0dc0f28ddc7e4e491b1e1554cec34ccbce677869f4adb0cd3606d57a44fcf1a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dc0f28ddc7e4e491b1e1554cec34ccbce677869f4adb0cd3606d57a44fcf1a5", kill_on_drop: false }`
[INFO] [stdout] 0dc0f28ddc7e4e491b1e1554cec34ccbce677869f4adb0cd3606d57a44fcf1a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5aafef82f6600e53b9f4bee492a8d052c6d28a5c8e958da9bda412e3a305088
[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" "b5aafef82f6600e53b9f4bee492a8d052c6d28a5c8e958da9bda412e3a305088", kill_on_drop: false }`
[INFO] [stderr]    Compiling evcxr v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.74s
[INFO] running `Command { std: "docker" "inspect" "b5aafef82f6600e53b9f4bee492a8d052c6d28a5c8e958da9bda412e3a305088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5aafef82f6600e53b9f4bee492a8d052c6d28a5c8e958da9bda412e3a305088", kill_on_drop: false }`
[INFO] [stdout] b5aafef82f6600e53b9f4bee492a8d052c6d28a5c8e958da9bda412e3a305088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 9714cfe9d5474b4168283e98a738e5e90061f20f47a2dfbb0c0b509ca62c47a2
[INFO] running `Command { std: "docker" "start" "-a" "9714cfe9d5474b4168283e98a738e5e90061f20f47a2dfbb0c0b509ca62c47a2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/evcxr-f3521b71f17316d5
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test cargo_metadata::tests::test_library_names_from_metadata ... ok
[INFO] [stdout] test statement_splitter::test::multiple_lines ... ok
[INFO] [stdout] test code_block::test::basic_usage ... ok
[INFO] [stdout] test statement_splitter::test::else_statements ... ok
[INFO] [stdout] test crate_config::tests::make_paths_absolute ... ok
[INFO] [stdout] test eval_context::tests::test_replace_reserved_words_in_type ... ok
[INFO] [stdout] test statement_splitter::test::statement_ends_with_brace ... ok
[INFO] [stdout] test statement_splitter::test::single_line ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/testing_runtime-210aff15ce95718c
[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]      Running /opt/rustwide/target/debug/deps/integration_tests-a417ef6d94d86c48
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test crate_name_with_hyphens ... ignored
[INFO] [stdout] test multiple_identical_use_statements ... ok
[INFO] [stdout] test error_from_macro_expansion ... ok
[INFO] [stdout] test define_then_call_function ... ok
[INFO] [stdout] test non_semi_statements ... ok
[INFO] [stdout] test define_then_call_macro ... ok
[INFO] [stdout] test crate_deps ... ok
[INFO] [stdout] test printing ... ok
[INFO] [stdout] test continue_execution_after_bad_use_statement ... ok
[INFO] [stdout] test non_concrete_types ... ok
[INFO] [stderr] No such file or directory (os error 2)
[INFO] [stdout] test print_then_assign_variable ... ok
[INFO] [stdout] test format ... ok
[INFO] [stdout] test reserved_words ... ok
[INFO] [stdout] test int_array ... ok
[INFO] [stdout] test tls_implementing_drop ... ignored
[INFO] [stdout] test moved_value ... ok
[INFO] [stdout] test partially_inferred_variable_type ... ok
[INFO] [stdout] test unnamable_type_closure ... ok
[INFO] [stdout] test abort_and_restart ... ok
[INFO] [stdout] test unnamable_type_impl_trait ... ok
[INFO] [stdout] test single_statement ... ok
[INFO] [stdout] test partial_destructuring ... ok
[INFO] [stdout] test statement_and_expression ... ok
[INFO] [stdout] test function_panics_without_variable_preserving ... ok
[INFO] [stdout] test variable_assignment_compile_fail_then_use_statement ... ok
[INFO] [stderr] The type of the variable f2 was redefined, so was lost.
[INFO] [stderr] The type of the variable f1 was redefined, so was lost.
[INFO] [stderr] Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] test question_mark_operator ... ok
[INFO] [stdout] test function_panics_with_variable_preserving ... ok
[INFO] [stdout] test redefine_type_with_existing_var ... ok
[INFO] [stdout] test save_and_restore_variables ... ok
[INFO] [stdout] test rc_refcell_etc ... ok
[INFO] [stdout] test struct_type_inference ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests evcxr
[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" "9714cfe9d5474b4168283e98a738e5e90061f20f47a2dfbb0c0b509ca62c47a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9714cfe9d5474b4168283e98a738e5e90061f20f47a2dfbb0c0b509ca62c47a2", kill_on_drop: false }`
[INFO] [stdout] 9714cfe9d5474b4168283e98a738e5e90061f20f47a2dfbb0c0b509ca62c47a2