[INFO] fetching crate btrd 0.5.0...
[INFO] testing btrd-0.5.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate btrd 0.5.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate btrd 0.5.0 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 btrd 0.5.0
[INFO] finished tweaking crates.io crate btrd 0.5.0
[INFO] tweaked toml for crates.io crate btrd 0.5.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate btrd 0.5.0 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 nix v0.21.0
[INFO] [stderr]   Downloaded memmap2 v0.3.0
[INFO] [stderr]   Downloaded rustyline-derive v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 0632b5e9dd60c721ced9dfb318e541419972967bf6c250139d77fc45f748f0a7
[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" "0632b5e9dd60c721ced9dfb318e541419972967bf6c250139d77fc45f748f0a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0632b5e9dd60c721ced9dfb318e541419972967bf6c250139d77fc45f748f0a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0632b5e9dd60c721ced9dfb318e541419972967bf6c250139d77fc45f748f0a7", kill_on_drop: false }`
[INFO] [stdout] 0632b5e9dd60c721ced9dfb318e541419972967bf6c250139d77fc45f748f0a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 8ed2223d0adae0e633286ca43bc8b246d558970aa62d17c7acc343143e4c5635
[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" "8ed2223d0adae0e633286ca43bc8b246d558970aa62d17c7acc343143e4c5635", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling version_check v0.9.3
[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 bitflags v1.3.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling pom v3.2.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[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 nix v0.21.0
[INFO] [stderr]    Compiling memmap2 v0.3.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling simplelog v0.10.0
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling rustyline-derive v0.4.0
[INFO] [stderr]    Compiling rustyline v8.2.0
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling btrd v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "8ed2223d0adae0e633286ca43bc8b246d558970aa62d17c7acc343143e4c5635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ed2223d0adae0e633286ca43bc8b246d558970aa62d17c7acc343143e4c5635", kill_on_drop: false }`
[INFO] [stdout] 8ed2223d0adae0e633286ca43bc8b246d558970aa62d17c7acc343143e4c5635
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 50e0797d0693be0d6c21aac676b684b6c00fd603057d090c91c51e274201e8c2
[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" "50e0797d0693be0d6c21aac676b684b6c00fd603057d090c91c51e274201e8c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling btrd v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.81s
[INFO] running `Command { std: "docker" "inspect" "50e0797d0693be0d6c21aac676b684b6c00fd603057d090c91c51e274201e8c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50e0797d0693be0d6c21aac676b684b6c00fd603057d090c91c51e274201e8c2", kill_on_drop: false }`
[INFO] [stdout] 50e0797d0693be0d6c21aac676b684b6c00fd603057d090c91c51e274201e8c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 10a27bfb1c3015041eb8619191b9bc38a79305e945a782d751722651207a6ea2
[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" "10a27bfb1c3015041eb8619191b9bc38a79305e945a782d751722651207a6ea2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/btrd-2767c818c7f61bfa)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test btrfs::definitions::test::test_struct_field_names_unique ... ok
[INFO] [stdout] test btrfs::definitions::test::test_only_anon_struct_unions_or_dynamicstruct ... ok
[INFO] [stdout] test btrfs::definitions::test::test_trailing_fields_exist ... ok
[INFO] [stdout] test btrfs::definitions::test::test_constant_names_unique ... ok
[INFO] [stdout] test btrfs::structs::test_type_size ... ok
[INFO] [stdout] test btrfs::definitions::test::test_struct_names_unique ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/btrd-a5495ec1d48f4009)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test input::test_fixup_input ... ok
[INFO] [stdout] test input::test_strip_comments ... ok
[INFO] [stdout] test btrfs::definitions::test::test_trailing_fields_exist ... ok
[INFO] [stdout] test btrfs::structs::test_type_size ... ok
[INFO] [stdout] test btrfs::definitions::test::test_struct_names_unique ... ok
[INFO] [stdout] test btrfs::definitions::test::test_constant_names_unique ... ok
[INFO] [stdout] test btrfs::definitions::test::test_struct_field_names_unique ... ok
[INFO] [stdout] test btrfs::definitions::test::test_only_anon_struct_unions_or_dynamicstruct ... ok
[INFO] [stdout] test lang::eval::value::test_num_bytes_to_pretty ... ok
[INFO] [stdout] test lang::eval::eval::test_interactive ... ok
[INFO] [stdout] test lang::eval::value::test_next_power_2 ... ok
[INFO] [stdout] test lang::eval::eval::test_logical_lazy_eval ... ok
[INFO] [stdout] test lang::eval::eval::test_string_concat ... ok
[INFO] [stdout] test lang::eval::value::test_struct_deserialize ... ok
[INFO] [stdout] test lang::eval::value::test_previous_power_2 ... ok
[INFO] [stdout] test lang::eval::eval::test_lossless_string ... ok
[INFO] [stdout] test lang::parse::test_primary_expr ... ok
[INFO] [stdout] test lang::parse::test_constant ... ok
[INFO] [stdout] test lang::parse::test_unary_expr ... ok
[INFO] [stdout] test lang::parse::test_builtin_stmt ... ok
[INFO] [stdout] test lang::semantics::test_builtin ... ok
[INFO] [stdout] test lang::parse::test_logic_expr ... ok
[INFO] [stdout] test lang::parse::test_string ... ok
[INFO] [stdout] test lang::parse::test_assign_stmt ... ok
[INFO] [stdout] test lang::parse::test_arith_expr ... ok
[INFO] [stdout] test lang::eval::eval::test_array ... ok
[INFO] [stdout] test lang::eval::eval::test_loop ... ok
[INFO] [stdout] test lang::parse::test_program ... ok
[INFO] [stdout] test lang::parse::test_postfix_expr ... ok
[INFO] [stdout] test lang::eval::eval::test_function_typeof ... ok
[INFO] [stdout] test lang::semantics::test_type_cast ... ok
[INFO] [stdout] test lang::semantics::test_jump_outside_loop ... ok
[INFO] [stdout] test lang::eval::eval::test_function_str ... ok
[INFO] [stdout] test lang::parse::test_writespace_ignored_expr ... ok
[INFO] [stdout] test lang::eval::eval::test_if ... ok
[INFO] [stdout] test lang::semantics::test_variable_scope ... ok
[INFO] [stdout] test lang::eval::eval::test_function_key ... ok
[INFO] [stdout] test lang::parse::test_block_stmt ... ok
[INFO] [stdout] test lang::eval::eval::test_expression ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests btrd
[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" "10a27bfb1c3015041eb8619191b9bc38a79305e945a782d751722651207a6ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10a27bfb1c3015041eb8619191b9bc38a79305e945a782d751722651207a6ea2", kill_on_drop: false }`
[INFO] [stdout] 10a27bfb1c3015041eb8619191b9bc38a79305e945a782d751722651207a6ea2