[INFO] fetching crate btrd 0.4.0...
[INFO] testing btrd-0.4.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate btrd 0.4.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate btrd 0.4.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate btrd 0.4.0
[INFO] finished tweaking crates.io crate btrd 0.4.0
[INFO] tweaked toml for crates.io crate btrd 0.4.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate btrd 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c3a94005fc7e97dca0a385545167b95480d9a6252ffca172b25f342014da443
[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" "4c3a94005fc7e97dca0a385545167b95480d9a6252ffca172b25f342014da443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c3a94005fc7e97dca0a385545167b95480d9a6252ffca172b25f342014da443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c3a94005fc7e97dca0a385545167b95480d9a6252ffca172b25f342014da443", kill_on_drop: false }`
[INFO] [stdout] 4c3a94005fc7e97dca0a385545167b95480d9a6252ffca172b25f342014da443
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cc3c4cd23cb9cb12bb0ce35a49bf0ab0961c7dff176951da92fcb4e09796cab
[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" "5cc3c4cd23cb9cb12bb0ce35a49bf0ab0961c7dff176951da92fcb4e09796cab", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[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 time v0.1.43
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling fd-lock v2.0.0
[INFO] [stderr]    Compiling memmap2 v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[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 nix v0.20.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling nix v0.21.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling simplelog v0.10.0
[INFO] [stderr]    Compiling rustyline v8.2.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling rustyline-derive v0.4.0
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling btrd v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.21s
[INFO] running `Command { std: "docker" "inspect" "5cc3c4cd23cb9cb12bb0ce35a49bf0ab0961c7dff176951da92fcb4e09796cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cc3c4cd23cb9cb12bb0ce35a49bf0ab0961c7dff176951da92fcb4e09796cab", kill_on_drop: false }`
[INFO] [stdout] 5cc3c4cd23cb9cb12bb0ce35a49bf0ab0961c7dff176951da92fcb4e09796cab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e70dac874a581307a0f4aebb926f388e621659858815ed7eea391fe423f8f11
[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" "2e70dac874a581307a0f4aebb926f388e621659858815ed7eea391fe423f8f11", kill_on_drop: false }`
[INFO] [stderr]    Compiling btrd v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.52s
[INFO] running `Command { std: "docker" "inspect" "2e70dac874a581307a0f4aebb926f388e621659858815ed7eea391fe423f8f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e70dac874a581307a0f4aebb926f388e621659858815ed7eea391fe423f8f11", kill_on_drop: false }`
[INFO] [stdout] 2e70dac874a581307a0f4aebb926f388e621659858815ed7eea391fe423f8f11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4022dd9e65a11b761d2d46cd314c1722f8e2fd8ee0d3c1c6cfbf84199137d7b2
[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" "4022dd9e65a11b761d2d46cd314c1722f8e2fd8ee0d3c1c6cfbf84199137d7b2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/btrd-3c242868da5623ef)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/btrd-c7762245853add79)
[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 39 tests
[INFO] [stdout] test input::test_fixup_input ... ok
[INFO] [stdout] test btrfs::definitions::test::test_struct_names_unique ... 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_only_anon_struct_unions_or_dynamicstruct ... ok
[INFO] [stdout] test lang::eval::eval::test_interactive ... ok
[INFO] [stdout] test lang::eval::value::test_num_bytes_to_pretty ... ok
[INFO] [stdout] test lang::eval::value::test_next_power_2 ... ok
[INFO] [stdout] test lang::eval::value::test_previous_power_2 ... 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 lang::parse::test_constant ... ok
[INFO] [stdout] test lang::eval::value::test_struct_deserialize ... ok
[INFO] [stdout] test lang::parse::test_postfix_expr ... ok
[INFO] [stdout] test lang::parse::test_assign_stmt ... ok
[INFO] [stdout] test lang::parse::test_primary_expr ... ok
[INFO] [stdout] test lang::eval::eval::test_loop ... ok
[INFO] [stdout] test lang::eval::eval::test_string_concat ... ok
[INFO] [stdout] test lang::eval::eval::test_lossless_string ... ok
[INFO] [stdout] test lang::parse::test_logic_expr ... ok
[INFO] [stdout] test lang::eval::eval::test_function_str ... ok
[INFO] [stdout] test lang::eval::eval::test_function_typeof ... ok
[INFO] [stdout] test lang::eval::eval::test_logical_lazy_eval ... ok
[INFO] [stdout] test lang::parse::test_builtin_stmt ... ok
[INFO] [stdout] test lang::eval::eval::test_array ... ok
[INFO] [stdout] test lang::parse::test_arith_expr ... ok
[INFO] [stdout] test lang::semantics::test_builtin ... ok
[INFO] [stdout] test lang::semantics::test_type_cast ... ok
[INFO] [stdout] test lang::parse::test_string ... ok
[INFO] [stdout] test lang::parse::test_unary_expr ... ok
[INFO] [stdout] test lang::eval::eval::test_if ... ok
[INFO] [stdout] test lang::eval::eval::test_function_key ... ok
[INFO] [stdout] test lang::parse::test_program ... ok
[INFO] [stdout] test lang::semantics::test_jump_outside_loop ... ok
[INFO] [stdout] test lang::parse::test_writespace_ignored_expr ... ok
[INFO] [stdout] test lang::semantics::test_variable_scope ... ok
[INFO] [stdout] test lang::parse::test_block_stmt ... ok
[INFO] [stderr]    Doc-tests btrd
[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 0.25s
[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] running `Command { std: "docker" "inspect" "4022dd9e65a11b761d2d46cd314c1722f8e2fd8ee0d3c1c6cfbf84199137d7b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4022dd9e65a11b761d2d46cd314c1722f8e2fd8ee0d3c1c6cfbf84199137d7b2", kill_on_drop: false }`
[INFO] [stdout] 4022dd9e65a11b761d2d46cd314c1722f8e2fd8ee0d3c1c6cfbf84199137d7b2