[INFO] fetching crate edcert-letter 2.0.0...
[INFO] testing edcert-letter-2.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate edcert-letter 2.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate edcert-letter 2.0.0 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 edcert-letter 2.0.0
[INFO] finished tweaking crates.io crate edcert-letter 2.0.0
[INFO] tweaked toml for crates.io crate edcert-letter 2.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67e1956969ccfc3a207616e134ab9e0eacffff4941e942c50b1cca24471cbda1
[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" "67e1956969ccfc3a207616e134ab9e0eacffff4941e942c50b1cca24471cbda1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67e1956969ccfc3a207616e134ab9e0eacffff4941e942c50b1cca24471cbda1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67e1956969ccfc3a207616e134ab9e0eacffff4941e942c50b1cca24471cbda1", kill_on_drop: false }`
[INFO] [stdout] 67e1956969ccfc3a207616e134ab9e0eacffff4941e942c50b1cca24471cbda1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fbd62d4a340a7bbc59bd34894e4ea50b194ed3c9e4533643ffdf974645761d9
[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" "4fbd62d4a340a7bbc59bd34894e4ea50b194ed3c9e4533643ffdf974645761d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling serde v0.7.15
[INFO] [stderr]    Compiling libsodium-sys v0.0.12
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling secrets v0.11.1
[INFO] [stderr]    Compiling sodiumoxide v0.0.12
[INFO] [stderr]    Compiling edcert v9.0.1
[INFO] [stderr]    Compiling edcert-letter v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.06s
[INFO] running `Command { std: "docker" "inspect" "4fbd62d4a340a7bbc59bd34894e4ea50b194ed3c9e4533643ffdf974645761d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fbd62d4a340a7bbc59bd34894e4ea50b194ed3c9e4533643ffdf974645761d9", kill_on_drop: false }`
[INFO] [stdout] 4fbd62d4a340a7bbc59bd34894e4ea50b194ed3c9e4533643ffdf974645761d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c4538fea89bbfae0ab637c2f8fece0353a110170371b7d6d2fa26d450a52ae8
[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" "7c4538fea89bbfae0ab637c2f8fece0353a110170371b7d6d2fa26d450a52ae8", kill_on_drop: false }`
[INFO] [stderr]    Compiling edcert-letter v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "7c4538fea89bbfae0ab637c2f8fece0353a110170371b7d6d2fa26d450a52ae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c4538fea89bbfae0ab637c2f8fece0353a110170371b7d6d2fa26d450a52ae8", kill_on_drop: false }`
[INFO] [stdout] 7c4538fea89bbfae0ab637c2f8fece0353a110170371b7d6d2fa26d450a52ae8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bb3e3cea79c1e861727116170bcdbd961e681aee2e98db773f11d2aa2dfcf6c4
[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" "bb3e3cea79c1e861727116170bcdbd961e681aee2e98db773f11d2aa2dfcf6c4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/edcert_letter-c2b435b6257c5cf4
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test letter::test_simple ... ok
[INFO] [stdout] test letter::test_certificate ... ok
[INFO] [stdout] test letter::test_deref ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests edcert-letter
[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" "bb3e3cea79c1e861727116170bcdbd961e681aee2e98db773f11d2aa2dfcf6c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb3e3cea79c1e861727116170bcdbd961e681aee2e98db773f11d2aa2dfcf6c4", kill_on_drop: false }`
[INFO] [stdout] bb3e3cea79c1e861727116170bcdbd961e681aee2e98db773f11d2aa2dfcf6c4