[INFO] fetching crate cylinder 0.2.2...
[INFO] testing cylinder-0.2.2 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate cylinder 0.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cylinder 0.2.2 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cylinder 0.2.2
[INFO] finished tweaking crates.io crate cylinder 0.2.2
[INFO] tweaked toml for crates.io crate cylinder 0.2.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 71047a5dd766d28dc8b6812549fc2f5ec5c84d8e922d5bd6a714e78d7804d45a
[INFO] running `Command { std: "docker" "start" "-a" "71047a5dd766d28dc8b6812549fc2f5ec5c84d8e922d5bd6a714e78d7804d45a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71047a5dd766d28dc8b6812549fc2f5ec5c84d8e922d5bd6a714e78d7804d45a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71047a5dd766d28dc8b6812549fc2f5ec5c84d8e922d5bd6a714e78d7804d45a", kill_on_drop: false }`
[INFO] [stdout] 71047a5dd766d28dc8b6812549fc2f5ec5c84d8e922d5bd6a714e78d7804d45a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c18dd81ef5452614f00081329dafeb522f1e4b37c180c4b8b9199e69e3ccbe71
[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" "c18dd81ef5452614f00081329dafeb522f1e4b37c180c4b8b9199e69e3ccbe71", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling secp256k1-sys v0.3.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling secp256k1 v0.19.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling cylinder v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.22s
[INFO] running `Command { std: "docker" "inspect" "c18dd81ef5452614f00081329dafeb522f1e4b37c180c4b8b9199e69e3ccbe71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c18dd81ef5452614f00081329dafeb522f1e4b37c180c4b8b9199e69e3ccbe71", kill_on_drop: false }`
[INFO] [stdout] c18dd81ef5452614f00081329dafeb522f1e4b37c180c4b8b9199e69e3ccbe71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4badaaac0a4a6209939f3e7a2f21e9cb5074fee098b74fff6209cf9a848e5722
[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" "4badaaac0a4a6209939f3e7a2f21e9cb5074fee098b74fff6209cf9a848e5722", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
[INFO] [stderr]    Compiling serial_test v0.5.1
[INFO] [stderr]    Compiling cylinder v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.41s
[INFO] running `Command { std: "docker" "inspect" "4badaaac0a4a6209939f3e7a2f21e9cb5074fee098b74fff6209cf9a848e5722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4badaaac0a4a6209939f3e7a2f21e9cb5074fee098b74fff6209cf9a848e5722", kill_on_drop: false }`
[INFO] [stdout] 4badaaac0a4a6209939f3e7a2f21e9cb5074fee098b74fff6209cf9a848e5722
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 58b43f4a3df9469e3a665aec718d136658df3e6a82cbbcb93e21d1bd1fafee2a
[INFO] running `Command { std: "docker" "start" "-a" "58b43f4a3df9469e3a665aec718d136658df3e6a82cbbcb93e21d1bd1fafee2a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cylinder-668028ddd1acae93)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test key::tests::private_key ... ok
[INFO] [stdout] test key::tests::public_key ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mod.rs (/opt/rustwide/target/debug/deps/mod-abf5b5fcfa9b0b05)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test secp256k1::get_public_key ... ok
[INFO] [stdout] test secp256k1::signer_return_from_fn ... ok
[INFO] [stdout] test secp256k1::signer_public_key ... ok
[INFO] [stdout] test secp256k1::verification_failure ... ok
[INFO] [stdout] test secp256k1::multiple_key_signing_and_verification ... ok
[INFO] [stdout] test secp256k1::multithreaded_signing ... ok
[INFO] [stdout] test secp256k1::verification ... ok
[INFO] [stdout] test secp256k1::signing ... ok
[INFO] [stdout] test secp256k1::signing_and_verification ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cylinder
[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" "58b43f4a3df9469e3a665aec718d136658df3e6a82cbbcb93e21d1bd1fafee2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58b43f4a3df9469e3a665aec718d136658df3e6a82cbbcb93e21d1bd1fafee2a", kill_on_drop: false }`
[INFO] [stdout] 58b43f4a3df9469e3a665aec718d136658df3e6a82cbbcb93e21d1bd1fafee2a