[INFO] fetching crate serde_bencoded 0.1.2...
[INFO] testing serde_bencoded-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate serde_bencoded 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate serde_bencoded 0.1.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_bencoded 0.1.2
[INFO] finished tweaking crates.io crate serde_bencoded 0.1.2
[INFO] tweaked toml for crates.io crate serde_bencoded 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate serde_bencoded 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 293b62024ae06a2bdb55acf016ecb93a7a471788a51296e01ab9067e2fada8be
[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" "293b62024ae06a2bdb55acf016ecb93a7a471788a51296e01ab9067e2fada8be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "293b62024ae06a2bdb55acf016ecb93a7a471788a51296e01ab9067e2fada8be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "293b62024ae06a2bdb55acf016ecb93a7a471788a51296e01ab9067e2fada8be", kill_on_drop: false }`
[INFO] [stdout] 293b62024ae06a2bdb55acf016ecb93a7a471788a51296e01ab9067e2fada8be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4da6b8d9b1bb63b107c21503abff0eb47e3d762b9b2e0ea847937d14d140b24
[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" "d4da6b8d9b1bb63b107c21503abff0eb47e3d762b9b2e0ea847937d14d140b24", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling btoi v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_bencoded v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.50s
[INFO] running `Command { std: "docker" "inspect" "d4da6b8d9b1bb63b107c21503abff0eb47e3d762b9b2e0ea847937d14d140b24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4da6b8d9b1bb63b107c21503abff0eb47e3d762b9b2e0ea847937d14d140b24", kill_on_drop: false }`
[INFO] [stdout] d4da6b8d9b1bb63b107c21503abff0eb47e3d762b9b2e0ea847937d14d140b24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 762267e21b17f8f7c0cc53b5e5f7937dd0b20030c91026bb020c72651463138d
[INFO] running `Command { std: "docker" "start" "-a" "762267e21b17f8f7c0cc53b5e5f7937dd0b20030c91026bb020c72651463138d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling hashers v1.0.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling serde_bencoded v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 28.83s
[INFO] running `Command { std: "docker" "inspect" "762267e21b17f8f7c0cc53b5e5f7937dd0b20030c91026bb020c72651463138d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "762267e21b17f8f7c0cc53b5e5f7937dd0b20030c91026bb020c72651463138d", kill_on_drop: false }`
[INFO] [stdout] 762267e21b17f8f7c0cc53b5e5f7937dd0b20030c91026bb020c72651463138d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 14c75f31d69bef75b7901e38a28ec52153c4b00363e4ec578708dc85dace4dc4
[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" "14c75f31d69bef75b7901e38a28ec52153c4b00363e4ec578708dc85dace4dc4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_bencoded-0a9885095e937324
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test de::tests::byte_string ... ok
[INFO] [stdout] test de::tests::primitives ... ok
[INFO] [stdout] test de::tests::seq ... ok
[INFO] [stdout] test de::tests::unit ... ok
[INFO] [stdout] test ser::tests::newtype_struct ... ok
[INFO] [stdout] test ser::tests::newtype_variant ... ok
[INFO] [stdout] test ser::tests::numbers ... ok
[INFO] [stdout] test ser::tests::options ... ok
[INFO] [stdout] test ser::tests::sequence ... ok
[INFO] [stdout] test de::tests::unit_variant ... ok
[INFO] [stdout] test de::tests::dictionary ... ok
[INFO] [stdout] test de::tests::nested_enum_adjacently_tagged ... ok
[INFO] [stdout] test de::tests::newtype_variant ... ok
[INFO] [stdout] test ser::tests::unit ... ok
[INFO] [stdout] test de::tests::options ... ok
[INFO] [stdout] test ser::tests::unit_struct ... ok
[INFO] [stdout] test ser::tests::bytes ... ok
[INFO] [stdout] test ser::tests::map ... ok
[INFO] [stdout] test ser::tests::bools ... ok
[INFO] [stdout] test ser::tests::strings ... ok
[INFO] [stdout] test ser::tests::struct_test ... ok
[INFO] [stdout] test ser::tests::tuple ... ok
[INFO] [stdout] test ser::tests::tuple_struct ... ok
[INFO] [stdout] test de::tests::newtype_struct ... ok
[INFO] [stdout] test ser::tests::tuple_variant ... ok
[INFO] [stderr]    Doc-tests serde_bencoded
[INFO] [stdout] test de::tests::unit_struct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/ser.rs - ser::to_writer (line 42) ... ok
[INFO] [stdout] test src/ser.rs - ser::to_string (line 21) ... ok
[INFO] [stdout] test src/de.rs - de::from_str (line 24) ... ok
[INFO] [stdout] test src/de.rs - de::from_bytes (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "14c75f31d69bef75b7901e38a28ec52153c4b00363e4ec578708dc85dace4dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14c75f31d69bef75b7901e38a28ec52153c4b00363e4ec578708dc85dace4dc4", kill_on_drop: false }`
[INFO] [stdout] 14c75f31d69bef75b7901e38a28ec52153c4b00363e4ec578708dc85dace4dc4