[INFO] cloning repository https://github.com/gtr/caesar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gtr/caesar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgtr%2Fcaesar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgtr%2Fcaesar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 414dc48165ba848ce7a43b2c93b2a1333a6f50a1
[INFO] testing gtr/caesar against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgtr%2Fcaesar" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gtr/caesar 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 git repo https://github.com/gtr/caesar
[INFO] finished tweaking git repo https://github.com/gtr/caesar
[INFO] tweaked toml for git repo https://github.com/gtr/caesar written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/gtr/caesar 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 4033d664360380034e73eb76dc56202aaf7981d8e3503b70d61b36d87240191a
[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" "4033d664360380034e73eb76dc56202aaf7981d8e3503b70d61b36d87240191a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4033d664360380034e73eb76dc56202aaf7981d8e3503b70d61b36d87240191a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4033d664360380034e73eb76dc56202aaf7981d8e3503b70d61b36d87240191a", kill_on_drop: false }`
[INFO] [stdout] 4033d664360380034e73eb76dc56202aaf7981d8e3503b70d61b36d87240191a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 0a980a57f2541f66284fde5b5d04b9b4da4c0803590958b8c8be9ca8b46ef8a6
[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" "0a980a57f2541f66284fde5b5d04b9b4da4c0803590958b8c8be9ca8b46ef8a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling caesar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "0a980a57f2541f66284fde5b5d04b9b4da4c0803590958b8c8be9ca8b46ef8a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a980a57f2541f66284fde5b5d04b9b4da4c0803590958b8c8be9ca8b46ef8a6", kill_on_drop: false }`
[INFO] [stdout] 0a980a57f2541f66284fde5b5d04b9b4da4c0803590958b8c8be9ca8b46ef8a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 64f6d8487329d8b9f41f5ea6fcfa3f90f474fb0baaf7ed0ce02168af08df1dac
[INFO] running `Command { std: "docker" "start" "-a" "64f6d8487329d8b9f41f5ea6fcfa3f90f474fb0baaf7ed0ce02168af08df1dac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling walkdir v2.2.8
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling csv v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling caesar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 38.83s
[INFO] running `Command { std: "docker" "inspect" "64f6d8487329d8b9f41f5ea6fcfa3f90f474fb0baaf7ed0ce02168af08df1dac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f6d8487329d8b9f41f5ea6fcfa3f90f474fb0baaf7ed0ce02168af08df1dac", kill_on_drop: false }`
[INFO] [stdout] 64f6d8487329d8b9f41f5ea6fcfa3f90f474fb0baaf7ed0ce02168af08df1dac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1f2d5d7cd92f4b1fbd239a2cbcb253a4e82d9877bebb4429be95ac4ac3a7a78a
[INFO] running `Command { std: "docker" "start" "-a" "1f2d5d7cd92f4b1fbd239a2cbcb253a4e82d9877bebb4429be95ac4ac3a7a78a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/libcaesar-e06c5c04e73391c4
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/caesar-c37fca98ba3895bd
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::caesar_cipher_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libcaesar
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - caesar (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1f2d5d7cd92f4b1fbd239a2cbcb253a4e82d9877bebb4429be95ac4ac3a7a78a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f2d5d7cd92f4b1fbd239a2cbcb253a4e82d9877bebb4429be95ac4ac3a7a78a", kill_on_drop: false }`
[INFO] [stdout] 1f2d5d7cd92f4b1fbd239a2cbcb253a4e82d9877bebb4429be95ac4ac3a7a78a