[INFO] fetching crate pr47 0.1.3...
[INFO] testing pr47-0.1.3 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate pr47 0.1.3 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate pr47 0.1.3 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pr47 0.1.3
[INFO] finished tweaking crates.io crate pr47 0.1.3
[INFO] tweaked toml for crates.io crate pr47 0.1.3 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate pr47 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pollster v0.2.4
[INFO] [stderr]   Downloaded phf_macros v0.10.0
[INFO] [stderr]   Downloaded variant_count v1.1.0
[INFO] [stderr]   Downloaded pr47-codegen v0.0.2
[INFO] [stderr]   Downloaded unchecked_unwrap v3.0.0
[INFO] [stderr]   Downloaded xjbutil v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32f162cf67e30925543d7abb2415886b070269b779ed9aa16e8accccfc8af048
[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" "32f162cf67e30925543d7abb2415886b070269b779ed9aa16e8accccfc8af048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32f162cf67e30925543d7abb2415886b070269b779ed9aa16e8accccfc8af048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32f162cf67e30925543d7abb2415886b070269b779ed9aa16e8accccfc8af048", kill_on_drop: false }`
[INFO] [stdout] 32f162cf67e30925543d7abb2415886b070269b779ed9aa16e8accccfc8af048
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8bb2ee99b7d06a0563bf26e5403b0d191511bcb23c3f41fb71f5b4fc14ff23b
[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" "c8bb2ee99b7d06a0563bf26e5403b0d191511bcb23c3f41fb71f5b4fc14ff23b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling unchecked_unwrap v3.0.0
[INFO] [stderr]    Compiling pollster v0.2.4
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]    Compiling pr47-codegen v0.0.2
[INFO] [stderr]    Compiling phf v0.10.0
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling xjbutil v0.4.4
[INFO] [stderr]    Compiling pr47 v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.77s
[INFO] running `Command { std: "docker" "inspect" "c8bb2ee99b7d06a0563bf26e5403b0d191511bcb23c3f41fb71f5b4fc14ff23b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8bb2ee99b7d06a0563bf26e5403b0d191511bcb23c3f41fb71f5b4fc14ff23b", kill_on_drop: false }`
[INFO] [stdout] c8bb2ee99b7d06a0563bf26e5403b0d191511bcb23c3f41fb71f5b4fc14ff23b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d78455a3603c4ee3cfe6a33c7b69df185a9e25eeece3b2905b835d7aa1b148bd
[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" "d78455a3603c4ee3cfe6a33c7b69df185a9e25eeece3b2905b835d7aa1b148bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling variant_count v1.1.0
[INFO] [stderr]    Compiling pr47 v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.59s
[INFO] running `Command { std: "docker" "inspect" "d78455a3603c4ee3cfe6a33c7b69df185a9e25eeece3b2905b835d7aa1b148bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d78455a3603c4ee3cfe6a33c7b69df185a9e25eeece3b2905b835d7aa1b148bd", kill_on_drop: false }`
[INFO] [stdout] d78455a3603c4ee3cfe6a33c7b69df185a9e25eeece3b2905b835d7aa1b148bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e39b894674e6e0ba87c588a11c2d2431d60803df828645a84b69e92f4f63bedc
[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" "e39b894674e6e0ba87c588a11c2d2431d60803df828645a84b69e92f4f63bedc", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 32 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pr47-f564d02afb2e48a0)
[INFO] [stdout] test data::test::test_dyn_base_assoc ... ok
[INFO] [stdout] test data::test::test_value_assoc_container ... ok
[INFO] [stdout] test parse::parser::attr::test::test_parse_global_attribute ... ok
[INFO] [stdout] test parse::parser::base::test::test_parse_list_alike ... ok
[INFO] [stdout] test data::test::test_value_assoc_val ... ok
[INFO] [stdout] test data::tyck::test_tyck_info_pool::test_tyck_info_pool ... ok
[INFO] [stdout] test syntax::id::test::test_parse_unqual_ident ... ok
[INFO] [stdout] test data::test::test_value_assoc_ref ... ok
[INFO] [stdout] test data::test::test_value_assoc_custom_container ... ok
[INFO] [stdout] test data::test::test_mem_layout ... ok
[INFO] [stdout] test vm::al31f::insc::count_instructions ... ok
[INFO] [stdout] test parse::parser::expr::test::test_expr_parsing ... ok
[INFO] [stdout] test parse::parser::base::test::test_parse_list_alike_empty ... ok
[INFO] [stdout] test parse::parser::base::test::test_parse_list_alike_trailing_comma ... ok
[INFO] [stdout] test parse::parser::ty::test::test_parse_primitive_type ... ok
[INFO] [stdout] test parse::parser::ty::test::test_parse_deduced_type ... ok
[INFO] [stdout] test vm::al31f::test::test_basic_program_eval ... ok
[INFO] [stdout] test vm::al31f::test::test_basic_fn_call ... ok
[INFO] [stdout] test vm::al31f::alloc::default_alloc::test::test_default_collector_simple ... ok
[INFO] [stdout] test vm::al31f::test::test_fibonacci_call ... ok
[INFO] [stdout] test parse::parser::ty::test::test_parse_generic_type ... ok
[INFO] [stdout] test syntax::id::test::test_parse_qual_ident ... ok
[INFO] [stdout] test vm::al31f::test::test_ffi_call ... ok
[INFO] [stdout] test vm::al31f::test::test_exception_no_eh ... ok
[INFO] [stdout] test vm::al31f::test::test_exception ... ok
[INFO] [stdout] test vm::al31f::test::test_ffi_call2 ... ok
[INFO] [stdout] test vm::al31f::alloc::default_alloc::test::test_default_collector_custom_vt ... ok
[INFO] [stdout] test parse::parser::base::test::test_parse_list_alike_duplicate_comma - should panic ... ok
[INFO] [stdout] test parse::parser::base::test::test_parse_list_early_eoi2 - should panic ... ok
[INFO] [stdout] test parse::parser::base::test::test_parse_list_alike_nonnull_empty - should panic ... ok
[INFO] [stdout] test parse::parser::base::test::test_parse_list_early_eoi - should panic ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/token47-aebd16876e6bc9d3)
[INFO] [stdout] test util::serializer::test::basic_test_print ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[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] [stderr]    Doc-tests pr47
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/util/type_assert.rs - util::type_assert::assert_mut_ref (line 121) ... ok
[INFO] [stdout] test src/util/type_assert.rs - util::type_assert::assert_clone (line 61) ... ok
[INFO] [stdout] test src/util/type_assert.rs - util::type_assert::assert_const_ref (line 97) ... ok
[INFO] [stdout] test src/util/type_assert.rs - util::type_assert::assert_ref (line 78) ... ok
[INFO] [stdout] test src/util/type_assert.rs - util::type_assert::assert_result (line 145) ... ok
[INFO] [stdout] test src/util/type_assert.rs - util::type_assert::assert_option (line 177) ... ok
[INFO] [stdout] test src/util/type_assert.rs - util::type_assert::assert_static_base (line 202) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e39b894674e6e0ba87c588a11c2d2431d60803df828645a84b69e92f4f63bedc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e39b894674e6e0ba87c588a11c2d2431d60803df828645a84b69e92f4f63bedc", kill_on_drop: false }`
[INFO] [stdout] e39b894674e6e0ba87c588a11c2d2431d60803df828645a84b69e92f4f63bedc