[INFO] fetching crate calc_it 0.1.0...
[INFO] testing calc_it-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate calc_it 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate calc_it 0.1.0 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 calc_it 0.1.0
[INFO] finished tweaking crates.io crate calc_it 0.1.0
[INFO] tweaked toml for crates.io crate calc_it 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate calc_it 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b05f36de899449fd851a072819c2d90500f02aeacaadd96649bbf8f84b4d2446
[INFO] running `Command { std: "docker" "start" "-a" "b05f36de899449fd851a072819c2d90500f02aeacaadd96649bbf8f84b4d2446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b05f36de899449fd851a072819c2d90500f02aeacaadd96649bbf8f84b4d2446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b05f36de899449fd851a072819c2d90500f02aeacaadd96649bbf8f84b4d2446", kill_on_drop: false }`
[INFO] [stdout] b05f36de899449fd851a072819c2d90500f02aeacaadd96649bbf8f84b4d2446
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] a6258b82a6552c4a62156856e460d4297d880807cafdd7250d2fb768b52594f9
[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" "a6258b82a6552c4a62156856e460d4297d880807cafdd7250d2fb768b52594f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling calc_it v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "a6258b82a6552c4a62156856e460d4297d880807cafdd7250d2fb768b52594f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6258b82a6552c4a62156856e460d4297d880807cafdd7250d2fb768b52594f9", kill_on_drop: false }`
[INFO] [stdout] a6258b82a6552c4a62156856e460d4297d880807cafdd7250d2fb768b52594f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] e60c94d5ec095591959a45ecb17fbb7a43af86eb7c6ecc0432dc07daac1f9e8b
[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" "e60c94d5ec095591959a45ecb17fbb7a43af86eb7c6ecc0432dc07daac1f9e8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling calc_it v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "e60c94d5ec095591959a45ecb17fbb7a43af86eb7c6ecc0432dc07daac1f9e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e60c94d5ec095591959a45ecb17fbb7a43af86eb7c6ecc0432dc07daac1f9e8b", kill_on_drop: false }`
[INFO] [stdout] e60c94d5ec095591959a45ecb17fbb7a43af86eb7c6ecc0432dc07daac1f9e8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 3b2b6d5baca5dbbe1eb9ccbc2f2b928c36b2bf5c63238a891c018acef0b0bda7
[INFO] running `Command { std: "docker" "start" "-a" "3b2b6d5baca5dbbe1eb9ccbc2f2b928c36b2bf5c63238a891c018acef0b0bda7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/calc_it-44fc60a09f3c65fa
[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" "3b2b6d5baca5dbbe1eb9ccbc2f2b928c36b2bf5c63238a891c018acef0b0bda7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b2b6d5baca5dbbe1eb9ccbc2f2b928c36b2bf5c63238a891c018acef0b0bda7", kill_on_drop: false }`
[INFO] [stdout] 3b2b6d5baca5dbbe1eb9ccbc2f2b928c36b2bf5c63238a891c018acef0b0bda7