[INFO] fetching crate fermion 0.2.0...
[INFO] testing fermion-0.2.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate fermion 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate fermion 0.2.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fermion 0.2.0
[INFO] finished tweaking crates.io crate fermion 0.2.0
[INFO] tweaked toml for crates.io crate fermion 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] b8c3f8573d038f2ed121f79ff462c7135e1b8145130eab26ab9107f2f59a5987
[INFO] running `Command { std: "docker" "start" "-a" "b8c3f8573d038f2ed121f79ff462c7135e1b8145130eab26ab9107f2f59a5987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8c3f8573d038f2ed121f79ff462c7135e1b8145130eab26ab9107f2f59a5987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8c3f8573d038f2ed121f79ff462c7135e1b8145130eab26ab9107f2f59a5987", kill_on_drop: false }`
[INFO] [stdout] b8c3f8573d038f2ed121f79ff462c7135e1b8145130eab26ab9107f2f59a5987
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c9e007485a49c94fee41e625d1898093bdbf6cf6e2d8d4858c1d43d16c1dff5
[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" "9c9e007485a49c94fee41e625d1898093bdbf6cf6e2d8d4858c1d43d16c1dff5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling fermion v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.60s
[INFO] running `Command { std: "docker" "inspect" "9c9e007485a49c94fee41e625d1898093bdbf6cf6e2d8d4858c1d43d16c1dff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c9e007485a49c94fee41e625d1898093bdbf6cf6e2d8d4858c1d43d16c1dff5", kill_on_drop: false }`
[INFO] [stdout] 9c9e007485a49c94fee41e625d1898093bdbf6cf6e2d8d4858c1d43d16c1dff5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c9f51b4e563befe9df54b9b4517d4fbd00f0b782e0f23f8666e173f9495e88f
[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" "6c9f51b4e563befe9df54b9b4517d4fbd00f0b782e0f23f8666e173f9495e88f", kill_on_drop: false }`
[INFO] [stderr]    Compiling fermion v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `Command { std: "docker" "inspect" "6c9f51b4e563befe9df54b9b4517d4fbd00f0b782e0f23f8666e173f9495e88f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c9f51b4e563befe9df54b9b4517d4fbd00f0b782e0f23f8666e173f9495e88f", kill_on_drop: false }`
[INFO] [stdout] 6c9f51b4e563befe9df54b9b4517d4fbd00f0b782e0f23f8666e173f9495e88f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] a90f94313e9a319dbadf1b6ea0ec4a5551c721a188275a9511846d86e586bcf9
[INFO] running `Command { std: "docker" "start" "-a" "a90f94313e9a319dbadf1b6ea0ec4a5551c721a188275a9511846d86e586bcf9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fermion-afb31b4315aba3a4)
[INFO] [stdout] test tests::test_borrow_bytes ... ok
[INFO] [stdout] test tests::test_borrow_str ... ok
[INFO] [stdout] test tests::test_insufficient_buffer_read ... ok
[INFO] [stdout] test tests::test_u8 ... ok
[INFO] [stdout] test tests::monster_struct ... ok
[INFO] [stdout] test tests::test_char ... ok
[INFO] [stdout] test tests::too_many_variants ... ok
[INFO] [stdout] test tests::test_insufficient_buffer_write ... ok
[INFO] [stdout] test tests::test_multiple ... ok
[INFO] [stdout] test tests::too_long_bytestring ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fermion
[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" "a90f94313e9a319dbadf1b6ea0ec4a5551c721a188275a9511846d86e586bcf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a90f94313e9a319dbadf1b6ea0ec4a5551c721a188275a9511846d86e586bcf9", kill_on_drop: false }`
[INFO] [stdout] a90f94313e9a319dbadf1b6ea0ec4a5551c721a188275a9511846d86e586bcf9