[INFO] cloning repository https://github.com/mhausenblas/rust-sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mhausenblas/rust-sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhausenblas%2Frust-sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhausenblas%2Frust-sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db7569858483d4744b8c92cfeb1f49f060e26539
[INFO] testing mhausenblas/rust-sandbox against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhausenblas%2Frust-sandbox" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mhausenblas/rust-sandbox 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 git repo https://github.com/mhausenblas/rust-sandbox
[INFO] finished tweaking git repo https://github.com/mhausenblas/rust-sandbox
[INFO] tweaked toml for git repo https://github.com/mhausenblas/rust-sandbox written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/mhausenblas/rust-sandbox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded encoding_rs v0.8.11
[INFO] [stderr]   Downloaded hyper v0.12.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] dcbb67e54eb9f4342e40bb5992ecd9203f34e0f7e5a4c8a830563c7e08c4eed8
[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" "dcbb67e54eb9f4342e40bb5992ecd9203f34e0f7e5a4c8a830563c7e08c4eed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcbb67e54eb9f4342e40bb5992ecd9203f34e0f7e5a4c8a830563c7e08c4eed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcbb67e54eb9f4342e40bb5992ecd9203f34e0f7e5a4c8a830563c7e08c4eed8", kill_on_drop: false }`
[INFO] [stdout] dcbb67e54eb9f4342e40bb5992ecd9203f34e0f7e5a4c8a830563c7e08c4eed8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 9825bb76e82452ce80f5a0378fe330f50ed4f4b97df76611fd305c5ba75df0d1
[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" "9825bb76e82452ce80f5a0378fe330f50ed4f4b97df76611fd305c5ba75df0d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling string v0.1.1
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling indexmap v1.0.2
[INFO] [stderr]    Compiling encoding_rs v0.8.11
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling crossbeam-utils v0.6.1
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling smallvec v0.6.6
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling http v0.1.13
[INFO] [stderr]    Compiling uuid v0.7.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling libflate v0.1.18
[INFO] [stderr]    Compiling crossbeam-deque v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling tokio-threadpool v0.1.8
[INFO] [stderr]    Compiling tokio-reactor v0.1.6
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]    Compiling mime v0.3.12
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling phf v0.7.23
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling tokio-uds v0.2.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.11
[INFO] [stderr]    Compiling h2 v0.1.13
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling serde_urlencoded v0.5.3
[INFO] [stderr]    Compiling hyper v0.12.14
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling reqwest v0.9.5
[INFO] [stderr]    Compiling mh9_hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.78s
[INFO] running `Command { std: "docker" "inspect" "9825bb76e82452ce80f5a0378fe330f50ed4f4b97df76611fd305c5ba75df0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9825bb76e82452ce80f5a0378fe330f50ed4f4b97df76611fd305c5ba75df0d1", kill_on_drop: false }`
[INFO] [stdout] 9825bb76e82452ce80f5a0378fe330f50ed4f4b97df76611fd305c5ba75df0d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 1321e2a825ac1703d5ad8646652192abb84b6a4918a197911bb789dc791287df
[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" "1321e2a825ac1703d5ad8646652192abb84b6a4918a197911bb789dc791287df", kill_on_drop: false }`
[INFO] [stderr]    Compiling mh9_hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "1321e2a825ac1703d5ad8646652192abb84b6a4918a197911bb789dc791287df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1321e2a825ac1703d5ad8646652192abb84b6a4918a197911bb789dc791287df", kill_on_drop: false }`
[INFO] [stdout] 1321e2a825ac1703d5ad8646652192abb84b6a4918a197911bb789dc791287df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7da3122e9473157975e445e6a2a950ca6d2a89805f4e8afa258a93ede6e2476f
[INFO] running `Command { std: "docker" "start" "-a" "7da3122e9473157975e445e6a2a950ca6d2a89805f4e8afa258a93ede6e2476f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mh9_hello_world-e1b0cdfa7a11fc6f
[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] running `Command { std: "docker" "inspect" "7da3122e9473157975e445e6a2a950ca6d2a89805f4e8afa258a93ede6e2476f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da3122e9473157975e445e6a2a950ca6d2a89805f4e8afa258a93ede6e2476f", kill_on_drop: false }`
[INFO] [stdout] 7da3122e9473157975e445e6a2a950ca6d2a89805f4e8afa258a93ede6e2476f