[INFO] fetching crate data-encoding 2.3.1...
[INFO] testing data-encoding-2.3.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate data-encoding 2.3.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate data-encoding 2.3.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate data-encoding 2.3.1
[INFO] finished tweaking crates.io crate data-encoding 2.3.1
[INFO] tweaked toml for crates.io crate data-encoding 2.3.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8f64331980fac9103f23596e57498b5a6f484379884fc8a17522b3f7b3aab8e
[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" "a8f64331980fac9103f23596e57498b5a6f484379884fc8a17522b3f7b3aab8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8f64331980fac9103f23596e57498b5a6f484379884fc8a17522b3f7b3aab8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8f64331980fac9103f23596e57498b5a6f484379884fc8a17522b3f7b3aab8e", kill_on_drop: false }`
[INFO] [stdout] a8f64331980fac9103f23596e57498b5a6f484379884fc8a17522b3f7b3aab8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05d71ba4f1abe2d16e55b700c691aed2c5e5650a31cc6d107556b4ca229bbfb7
[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" "05d71ba4f1abe2d16e55b700c691aed2c5e5650a31cc6d107556b4ca229bbfb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling data-encoding v2.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "05d71ba4f1abe2d16e55b700c691aed2c5e5650a31cc6d107556b4ca229bbfb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05d71ba4f1abe2d16e55b700c691aed2c5e5650a31cc6d107556b4ca229bbfb7", kill_on_drop: false }`
[INFO] [stdout] 05d71ba4f1abe2d16e55b700c691aed2c5e5650a31cc6d107556b4ca229bbfb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b94ffa46093fd1a63f7a27fe5c6a749d84651910a0fbadf0e076c52c65a7f5a1
[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" "b94ffa46093fd1a63f7a27fe5c6a749d84651910a0fbadf0e076c52c65a7f5a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling data-encoding v2.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "b94ffa46093fd1a63f7a27fe5c6a749d84651910a0fbadf0e076c52c65a7f5a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b94ffa46093fd1a63f7a27fe5c6a749d84651910a0fbadf0e076c52c65a7f5a1", kill_on_drop: false }`
[INFO] [stdout] b94ffa46093fd1a63f7a27fe5c6a749d84651910a0fbadf0e076c52c65a7f5a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 10b7e9758578c11b60ffb431514883a9594e9a14c6e0da9ec5cfbbb71ba6bdb8
[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" "10b7e9758578c11b60ffb431514883a9594e9a14c6e0da9ec5cfbbb71ba6bdb8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/data_encoding-8299e453f181a5c7
[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] [stderr]    Doc-tests data-encoding
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test src/lib.rs - (line 56) ... ignored
[INFO] [stdout] test src/lib.rs - BASE32_NOPAD (line 1974) ... ok
[INFO] [stdout] test src/lib.rs - BASE32HEX_NOPAD (line 2055) ... ok
[INFO] [stdout] test src/lib.rs - (line 44) ... ok
[INFO] [stdout] test src/lib.rs - BASE64URL_NOPAD (line 2364) ... ok
[INFO] [stdout] test src/lib.rs - BASE32 (line 1931) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/lib.rs - BASE64 (line 2190) ... ok
[INFO] [stdout] test src/lib.rs - BASE32_DNSSEC (line 2093) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - BASE32HEX (line 2012) ... ok
[INFO] [stdout] test src/lib.rs - BASE32_DNSCURVE (line 2143) ... ok
[INFO] [stdout] test src/lib.rs - BASE64_MIME (line 2273) ... ok
[INFO] [stdout] test src/lib.rs - BASE64URL (line 2320) ... ok
[INFO] [stdout] test src/lib.rs - BASE64_NOPAD (line 2234) ... ok
[INFO] [stdout] test src/lib.rs - BitOrder (line 803) ... ok
[INFO] [stdout] test src/lib.rs - HEXLOWER_PERMISSIVE (line 1785) ... ok
[INFO] [stdout] test src/lib.rs - Encoding::decode (line 1445) ... ok
[INFO] [stdout] test src/lib.rs - HEXLOWER (line 1726) ... ok
[INFO] [stdout] test src/lib.rs - Encoding::encode (line 1336) ... ok
[INFO] [stdout] test src/lib.rs - Encoding::encode_append (line 1312) ... ok
[INFO] [stdout] test src/lib.rs - HEXLOWER_PERMISSIVE (line 1794) ... ok
[INFO] [stdout] test src/lib.rs - BitOrder::LeastSignificantFirst (line 837) ... ok
[INFO] [stdout] test src/lib.rs - Encoding::encode_mut (line 1286) ... ok
[INFO] [stdout] test src/lib.rs - HEXLOWER (line 1735) ... ok
[INFO] [stdout] test src/lib.rs - HEXLOWER_PERMISSIVE (line 1774) ... ok
[INFO] [stdout] test src/lib.rs - Encoding::decode_mut (line 1399) ... ok
[INFO] [stdout] test src/lib.rs - HEXUPPER (line 1831) ... ok
[INFO] [stdout] test src/lib.rs - HEXUPPER (line 1842) ... ok
[INFO] [stdout] test src/lib.rs - HEXUPPER_PERMISSIVE (line 1882) ... ok
[INFO] [stdout] test src/lib.rs - Specification (line 1140) ... ok
[INFO] [stdout] test src/lib.rs - Specification (line 1061) ... ok
[INFO] [stdout] test src/lib.rs - Specification (line 1128) ... ok
[INFO] [stdout] test src/lib.rs - Specification (line 1155) ... ok
[INFO] [stdout] test src/lib.rs - Specification (line 1089) ... ok
[INFO] [stdout] test src/lib.rs - Specification (line 1026) ... ok
[INFO] [stdout] test src/lib.rs - HEXUPPER_PERMISSIVE (line 1893) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 2.93s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "10b7e9758578c11b60ffb431514883a9594e9a14c6e0da9ec5cfbbb71ba6bdb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10b7e9758578c11b60ffb431514883a9594e9a14c6e0da9ec5cfbbb71ba6bdb8", kill_on_drop: false }`
[INFO] [stdout] 10b7e9758578c11b60ffb431514883a9594e9a14c6e0da9ec5cfbbb71ba6bdb8