[INFO] cloning repository https://github.com/kan1-u/kani
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kan1-u/kani" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkan1-u%2Fkani", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkan1-u%2Fkani'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f24b87eb748d3075a029bce84c78a802e5ae10b8
[INFO] testing kan1-u/kani against 1.52.1 for beta-1.53-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkan1-u%2Fkani" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kan1-u/kani on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kan1-u/kani
[INFO] finished tweaking git repo https://github.com/kan1-u/kani
[INFO] tweaked toml for git repo https://github.com/kan1-u/kani written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/kan1-u/kani already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "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] b32d10cb32899ff4dbd082cc95526242921fd3509255a063572065b3f4aa8ef9
[INFO] running `Command { std: "docker" "start" "-a" "b32d10cb32899ff4dbd082cc95526242921fd3509255a063572065b3f4aa8ef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b32d10cb32899ff4dbd082cc95526242921fd3509255a063572065b3f4aa8ef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b32d10cb32899ff4dbd082cc95526242921fd3509255a063572065b3f4aa8ef9", kill_on_drop: false }`
[INFO] [stdout] b32d10cb32899ff4dbd082cc95526242921fd3509255a063572065b3f4aa8ef9
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d52418a7c2ea08cd23ef61d3ef4c02215e8b17093c24f469de07208d9e7708a3
[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" "d52418a7c2ea08cd23ef61d3ef4c02215e8b17093c24f469de07208d9e7708a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling tap v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling nom v6.1.0
[INFO] [stderr]    Compiling bitvec v0.19.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling rustyline-derive v0.4.0
[INFO] [stderr]    Compiling kani-parser v0.2.0 (/opt/rustwide/workdir/kani-parser)
[INFO] [stderr]    Compiling rustyline v7.1.0
[INFO] [stderr]    Compiling kani-evaluator v0.2.0 (/opt/rustwide/workdir/kani-evaluator)
[INFO] [stderr]    Compiling kani-cmd v0.2.0 (/opt/rustwide/workdir/kani-cmd)
[INFO] [stderr]    Compiling kani-repl v0.2.0 (/opt/rustwide/workdir/kani-repl)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.74s
[INFO] running `Command { std: "docker" "inspect" "d52418a7c2ea08cd23ef61d3ef4c02215e8b17093c24f469de07208d9e7708a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d52418a7c2ea08cd23ef61d3ef4c02215e8b17093c24f469de07208d9e7708a3", kill_on_drop: false }`
[INFO] [stdout] d52418a7c2ea08cd23ef61d3ef4c02215e8b17093c24f469de07208d9e7708a3
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen" "--no-run" "--message-format=json", 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] 2704102481d1a62bab27043346257aeebfa04cd5ac0a735d951c166001f11239
[INFO] running `Command { std: "docker" "start" "-a" "2704102481d1a62bab27043346257aeebfa04cd5ac0a735d951c166001f11239", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kani-parser v0.2.0 (/opt/rustwide/workdir/kani-parser)
[INFO] [stderr]    Compiling kani-evaluator v0.2.0 (/opt/rustwide/workdir/kani-evaluator)
[INFO] [stderr]    Compiling kani-repl v0.2.0 (/opt/rustwide/workdir/kani-repl)
[INFO] [stderr]    Compiling kani-cmd v0.2.0 (/opt/rustwide/workdir/kani-cmd)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.01s
[INFO] running `Command { std: "docker" "inspect" "2704102481d1a62bab27043346257aeebfa04cd5ac0a735d951c166001f11239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2704102481d1a62bab27043346257aeebfa04cd5ac0a735d951c166001f11239", kill_on_drop: false }`
[INFO] [stdout] 2704102481d1a62bab27043346257aeebfa04cd5ac0a735d951c166001f11239
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 82dd1a4e2930a8ba6fbf48fbfc56dd076cfb377253261f1afe0cea310517edac
[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" "82dd1a4e2930a8ba6fbf48fbfc56dd076cfb377253261f1afe0cea310517edac", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kani_cmd-4f828a38d74a9b91)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kani_evaluator-7cb96a2c909addd8)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kani_parser-0ab9397904666407)
[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] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test lexer::operator::tests::operator_test ... ok
[INFO] [stdout] test lexer::string::tests::string_test ... ok
[INFO] [stdout] test lexer::tests::float_test ... ok
[INFO] [stdout] test lexer::tests::string_test ... ok
[INFO] [stdout] test lexer::tests::reserved_test ... ok
[INFO] [stdout] test lexer::tests::punctuation_test ... ok
[INFO] [stdout] test lexer::tests::illegal_test ... ok
[INFO] [stdout] test lexer::tests::operator_test ... ok
[INFO] [stdout] test lexer::tests::integer_test ... ok
[INFO] [stdout] test lexer::illegal::tests::illegal_test ... ok
[INFO] [stdout] test lexer::reserved::tests::reserved_test ... ok
[INFO] [stdout] test lexer::punctuation::tests::punctuation_test ... ok
[INFO] [stdout] test lexer::identifier::tests::identifier_test ... ok
[INFO] [stdout] test lexer::tests::identifier_test ... ok
[INFO] [stdout] test parser::tests::call_test ... ok
[INFO] [stdout] test parser::tests::function_test ... ok
[INFO] [stdout] test parser::tests::pratt_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kani_repl-82dc93c8acc887e2)
[INFO] [stderr]    Doc-tests kani-evaluator
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kani-parser
[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] [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" "82dd1a4e2930a8ba6fbf48fbfc56dd076cfb377253261f1afe0cea310517edac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82dd1a4e2930a8ba6fbf48fbfc56dd076cfb377253261f1afe0cea310517edac", kill_on_drop: false }`
[INFO] [stdout] 82dd1a4e2930a8ba6fbf48fbfc56dd076cfb377253261f1afe0cea310517edac