[INFO] updating cached repository https://github.com/ryym/rust-heroku-sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e82bb235b26fc3d99651353abbc9e225b42258c9
[INFO] testing ryym/rust-heroku-sample against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryym%2Frust-heroku-sample" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ryym/rust-heroku-sample 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 git repo https://github.com/ryym/rust-heroku-sample
[INFO] finished tweaking git repo https://github.com/ryym/rust-heroku-sample
[INFO] tweaked toml for git repo https://github.com/ryym/rust-heroku-sample written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ryym/rust-heroku-sample 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-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" "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] [stdout] 5141fb3ea4daf9ed090688ef38a2e4eae9568dbf511c576a6b8b3e9079874a59
[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" "5141fb3ea4daf9ed090688ef38a2e4eae9568dbf511c576a6b8b3e9079874a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5141fb3ea4daf9ed090688ef38a2e4eae9568dbf511c576a6b8b3e9079874a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5141fb3ea4daf9ed090688ef38a2e4eae9568dbf511c576a6b8b3e9079874a59", kill_on_drop: false }`
[INFO] [stdout] 5141fb3ea4daf9ed090688ef38a2e4eae9568dbf511c576a6b8b3e9079874a59
[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" "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] a7036a8380c29e143251aab0c26e2b21a76df622ed0fa4fd6a3ea7e24ccc22f0
[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" "a7036a8380c29e143251aab0c26e2b21a76df622ed0fa4fd6a3ea7e24ccc22f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.24
[INFO] [stderr]    Compiling proc-macro2 v0.4.18
[INFO] [stderr]    Compiling serde v1.0.77
[INFO] [stderr]    Compiling termcolor v1.0.3
[INFO] [stderr]    Compiling tokio-executor v0.1.4
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling actix-web v0.7.5
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling lock_api v0.1.3
[INFO] [stderr]    Compiling tokio-io v0.1.8
[INFO] [stderr]    Compiling http v0.1.12
[INFO] [stderr]    Compiling parking_lot_core v0.3.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling diesel_derives v1.3.0
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling tokio-timer v0.2.6
[INFO] [stderr]    Compiling tokio-current-thread v0.1.1
[INFO] [stderr]    Compiling crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.6
[INFO] [stderr]    Compiling crossbeam-channel v0.2.4
[INFO] [stderr]    Compiling tokio-reactor v0.1.5
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling mime v0.3.9
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling phf v0.7.23
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling ring v0.13.2
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling tokio-tcp v0.1.1
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio-uds v0.2.1
[INFO] [stderr]    Compiling tokio-signal v0.2.5
[INFO] [stderr]    Compiling tokio-fs v0.1.3
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling h2 v0.1.12
[INFO] [stderr]    Compiling tokio v0.1.8
[INFO] [stderr]    Compiling flate2 v1.0.2
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling error-chain v0.1.12
[INFO] [stderr]    Compiling trust-dns-proto v0.4.0
[INFO] [stderr]    Compiling diesel v1.3.2
[INFO] [stderr]    Compiling serde_json v1.0.27
[INFO] [stderr]    Compiling serde_urlencoded v0.5.3
[INFO] [stderr]    Compiling cookie v0.11.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.9.1
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling actix_derive v0.3.0
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling actix v0.7.4
[INFO] [stderr]    Compiling dotenv v0.13.0
[INFO] [stderr]    Compiling sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 50s
[INFO] running `Command { std: "docker" "inspect" "a7036a8380c29e143251aab0c26e2b21a76df622ed0fa4fd6a3ea7e24ccc22f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7036a8380c29e143251aab0c26e2b21a76df622ed0fa4fd6a3ea7e24ccc22f0", kill_on_drop: false }`
[INFO] [stdout] a7036a8380c29e143251aab0c26e2b21a76df622ed0fa4fd6a3ea7e24ccc22f0
[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" "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] [stdout] aba01dc10e4a25a5bc1e0613c530f9ce77abdb53a0eaf3ea9bc2cfc8800d74ca
[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" "aba01dc10e4a25a5bc1e0613c530f9ce77abdb53a0eaf3ea9bc2cfc8800d74ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 1.79s
[INFO] running `Command { std: "docker" "inspect" "aba01dc10e4a25a5bc1e0613c530f9ce77abdb53a0eaf3ea9bc2cfc8800d74ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aba01dc10e4a25a5bc1e0613c530f9ce77abdb53a0eaf3ea9bc2cfc8800d74ca", kill_on_drop: false }`
[INFO] [stdout] aba01dc10e4a25a5bc1e0613c530f9ce77abdb53a0eaf3ea9bc2cfc8800d74ca
[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" "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] [stdout] 474b2610fb46efb6c05b44b942814f98ec342ecbd6a25e200949b3c91b00bbed
[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" "474b2610fb46efb6c05b44b942814f98ec342ecbd6a25e200949b3c91b00bbed", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:15:29
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sample-3418b0f743caacbb
[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" "474b2610fb46efb6c05b44b942814f98ec342ecbd6a25e200949b3c91b00bbed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "474b2610fb46efb6c05b44b942814f98ec342ecbd6a25e200949b3c91b00bbed", kill_on_drop: false }`
[INFO] [stdout] 474b2610fb46efb6c05b44b942814f98ec342ecbd6a25e200949b3c91b00bbed