[INFO] fetching crate serde_bencode 0.2.2...
[INFO] testing serde_bencode-0.2.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate serde_bencode 0.2.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate serde_bencode 0.2.2 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_bencode 0.2.2
[INFO] finished tweaking crates.io crate serde_bencode 0.2.2
[INFO] tweaked toml for crates.io crate serde_bencode 0.2.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate serde_bencode 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 05a048e8b58f7b5d43fd61558437f1e3f606ae6a0f3175e2bced93c857534515
[INFO] running `Command { std: "docker" "start" "-a" "05a048e8b58f7b5d43fd61558437f1e3f606ae6a0f3175e2bced93c857534515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05a048e8b58f7b5d43fd61558437f1e3f606ae6a0f3175e2bced93c857534515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05a048e8b58f7b5d43fd61558437f1e3f606ae6a0f3175e2bced93c857534515", kill_on_drop: false }`
[INFO] [stdout] 05a048e8b58f7b5d43fd61558437f1e3f606ae6a0f3175e2bced93c857534515
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9822282be8f197af7eb8e8802c33fa4a7742b43a3816486924f347f1d1f084e
[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" "d9822282be8f197af7eb8e8802c33fa4a7742b43a3816486924f347f1d1f084e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling serde_bencode v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.84s
[INFO] running `Command { std: "docker" "inspect" "d9822282be8f197af7eb8e8802c33fa4a7742b43a3816486924f347f1d1f084e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9822282be8f197af7eb8e8802c33fa4a7742b43a3816486924f347f1d1f084e", kill_on_drop: false }`
[INFO] [stdout] d9822282be8f197af7eb8e8802c33fa4a7742b43a3816486924f347f1d1f084e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--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] e25811e25217c0153913d8dd94eced7d7e2935b523605b86a0ba05e0145d4a29
[INFO] running `Command { std: "docker" "start" "-a" "e25811e25217c0153913d8dd94eced7d7e2935b523605b86a0ba05e0145d4a29", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling serde_bencode v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> tests/tests.rs:8:24
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::{Serialize, Deserialize};
[INFO] [stdout]   |                        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 25.87s
[INFO] running `Command { std: "docker" "inspect" "e25811e25217c0153913d8dd94eced7d7e2935b523605b86a0ba05e0145d4a29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e25811e25217c0153913d8dd94eced7d7e2935b523605b86a0ba05e0145d4a29", kill_on_drop: false }`
[INFO] [stdout] e25811e25217c0153913d8dd94eced7d7e2935b523605b86a0ba05e0145d4a29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] ea5213acd202fdde0002318d5a748b91dcb0b170ebe62cbefeb5731b0758ec1f
[INFO] running `Command { std: "docker" "start" "-a" "ea5213acd202fdde0002318d5a748b91dcb0b170ebe62cbefeb5731b0758ec1f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Deserialize`
[INFO] [stderr]  --> tests/tests.rs:8:24
[INFO] [stderr]   |
[INFO] [stderr] 8 | use serde::{Serialize, Deserialize};
[INFO] [stderr]   |                        ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_bencode-fe9799a2db8e8ea1
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-432d8bd44640c97b
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test deserialize_to_freestyle ... ok
[INFO] [stdout] test ser_de_int ... ok
[INFO] [stdout] test deserialize_to_string ... ok
[INFO] [stdout] test ser_de_value_list_nested ... ok
[INFO] [stdout] test deserialize_to_struct_with_option ... ok
[INFO] [stdout] test ser_de_string ... ok
[INFO] [stdout] test deserialize_to_struct ... ok
[INFO] [stdout] test deserialize_to_value ... ok
[INFO] [stdout] test ser_de_map_value_mixed ... ok
[INFO] [stdout] test readme_value_example ... ok
[INFO] [stdout] test ser_de_variant_newtype ... ok
[INFO] [stdout] test serialize_newtype_struct ... ok
[INFO] [stdout] test ser_de_variant_tuple ... ok
[INFO] [stdout] test ser_de_variant_unit ... ok
[INFO] [stdout] test serialize_str ... ok
[INFO] [stdout] test ser_de_value_map ... ok
[INFO] [stdout] test serialize_none ... ok
[INFO] [stdout] test serialize_struct ... ok
[INFO] [stdout] test serialize_tuple_struct ... ok
[INFO] [stdout] test serialize_some ... ok
[INFO] [stdout] test serialize_tuple ... ok
[INFO] [stdout] test serialize_lexical_sorted_keys ... ok
[INFO] [stdout] test serialize_ascii_char ... ok
[INFO] [stdout] test ser_de_variant_struct ... ok
[INFO] [stdout] test serialize_bool ... ok
[INFO] [stdout] test serialize_uncode_char ... ok
[INFO] [stdout] test serialize_i64 ... ok
[INFO] [stdout] test trailing_chars ... ignored
[INFO] [stdout] test stop_short ... ok
[INFO] [stdout] test struct_none_vals ... ok
[INFO] [stdout] test test_to_bytes ... ok
[INFO] [stdout] test deserialize_to_i64 ... ok
[INFO] [stdout] test multi_digit_string_length ... ok
[INFO] [stdout] test deserialize_to_vec ... ok
[INFO] [stdout] test ser_de_value_list_mixed ... ok
[INFO] [stderr]    Doc-tests serde_bencode
[INFO] [stdout] test deserialize_to_value_struct_mix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ea5213acd202fdde0002318d5a748b91dcb0b170ebe62cbefeb5731b0758ec1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea5213acd202fdde0002318d5a748b91dcb0b170ebe62cbefeb5731b0758ec1f", kill_on_drop: false }`
[INFO] [stdout] ea5213acd202fdde0002318d5a748b91dcb0b170ebe62cbefeb5731b0758ec1f