[INFO] fetching crate rust-stellar-xdr 0.3.0...
[INFO] testing rust-stellar-xdr-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rust-stellar-xdr 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rust-stellar-xdr 0.3.0 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 rust-stellar-xdr 0.3.0
[INFO] finished tweaking crates.io crate rust-stellar-xdr 0.3.0
[INFO] tweaked toml for crates.io crate rust-stellar-xdr 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xdr-codec v0.4.4
[INFO] [stderr]   Downloaded xdrgen v0.4.4
[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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef575a3665389e79ee9d0807b509925c87bf274504e8a81c4347cb816e96b370
[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" "ef575a3665389e79ee9d0807b509925c87bf274504e8a81c4347cb816e96b370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef575a3665389e79ee9d0807b509925c87bf274504e8a81c4347cb816e96b370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef575a3665389e79ee9d0807b509925c87bf274504e8a81c4347cb816e96b370", kill_on_drop: false }`
[INFO] [stdout] ef575a3665389e79ee9d0807b509925c87bf274504e8a81c4347cb816e96b370
[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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 0bf9d3907e7e5d6c288aa598446c1eadc176ddf10bbf0d6cdbf94633c3b9a10d
[INFO] running `Command { std: "docker" "start" "-a" "0bf9d3907e7e5d6c288aa598446c1eadc176ddf10bbf0d6cdbf94633c3b9a10d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling multi_reader v0.1.0
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling data-encoding v2.3.1
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling xdr-codec v0.4.4
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling xdrgen v0.4.4
[INFO] [stderr]    Compiling rust-stellar-xdr v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.98s
[INFO] running `Command { std: "docker" "inspect" "0bf9d3907e7e5d6c288aa598446c1eadc176ddf10bbf0d6cdbf94633c3b9a10d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bf9d3907e7e5d6c288aa598446c1eadc176ddf10bbf0d6cdbf94633c3b9a10d", kill_on_drop: false }`
[INFO] [stdout] 0bf9d3907e7e5d6c288aa598446c1eadc176ddf10bbf0d6cdbf94633c3b9a10d
[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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35d8f470da1a0717f22c47bf15e8d1b70ea289d7014fc76ad1270549fe130c7a
[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" "35d8f470da1a0717f22c47bf15e8d1b70ea289d7014fc76ad1270549fe130c7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-stellar-xdr v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.04s
[INFO] running `Command { std: "docker" "inspect" "35d8f470da1a0717f22c47bf15e8d1b70ea289d7014fc76ad1270549fe130c7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35d8f470da1a0717f22c47bf15e8d1b70ea289d7014fc76ad1270549fe130c7a", kill_on_drop: false }`
[INFO] [stdout] 35d8f470da1a0717f22c47bf15e8d1b70ea289d7014fc76ad1270549fe130c7a
[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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 550534574a6bef3338bcce12941f54fa2e0fe43d550e22d5e2187dd37498c6b3
[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" "550534574a6bef3338bcce12941f54fa2e0fe43d550e22d5e2187dd37498c6b3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_stellar_xdr-db84af88786e3aa2
[INFO] [stdout] test tests::test_string_to_public_key ... ok
[INFO] [stdout] test tests::test_string_to_signer_key ... ok
[INFO] [stdout] test tests::test_convert_vec_to_uint256 ... ok
[INFO] [stdout] test sep10::tests::test_generate_challenge ... ok
[INFO] [stdout] test tests::test_signer_key_to_string ... ok
[INFO] [stdout] test tests::test_public_key_conversion ... ok
[INFO] [stdout] test tests::test_parse_transaction_envelope ... ok
[INFO] [stdout] test sep10::tests::test_sign_challenge ... ok
[INFO] [stdout] test tests::test_public_key_to_string ... ok
[INFO] [stdout] test tests::test_secret_key_conversion ... ok
[INFO] [stderr]    Doc-tests rust-stellar-xdr
[INFO] [stdout] test sep10::tests::test_verify_challenge ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 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" "550534574a6bef3338bcce12941f54fa2e0fe43d550e22d5e2187dd37498c6b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "550534574a6bef3338bcce12941f54fa2e0fe43d550e22d5e2187dd37498c6b3", kill_on_drop: false }`
[INFO] [stdout] 550534574a6bef3338bcce12941f54fa2e0fe43d550e22d5e2187dd37498c6b3