[INFO] fetching crate flatzinc 0.3.17...
[INFO] testing flatzinc-0.3.17 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate flatzinc 0.3.17 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate flatzinc 0.3.17 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flatzinc 0.3.17
[INFO] finished tweaking crates.io crate flatzinc 0.3.17
[INFO] tweaked toml for crates.io crate flatzinc 0.3.17 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate flatzinc 0.3.17 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c75fc29f5033bbaada2c42f3432627a6066b54e58222c92c066f80b2db010e0
[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" "9c75fc29f5033bbaada2c42f3432627a6066b54e58222c92c066f80b2db010e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c75fc29f5033bbaada2c42f3432627a6066b54e58222c92c066f80b2db010e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c75fc29f5033bbaada2c42f3432627a6066b54e58222c92c066f80b2db010e0", kill_on_drop: false }`
[INFO] [stdout] 9c75fc29f5033bbaada2c42f3432627a6066b54e58222c92c066f80b2db010e0
[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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 371a356ede63f293014171eee99bb904ca18861905d65da073266db2c8402426
[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" "371a356ede63f293014171eee99bb904ca18861905d65da073266db2c8402426", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling stderrlog v0.5.1
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling flatzinc v0.3.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.22s
[INFO] running `Command { std: "docker" "inspect" "371a356ede63f293014171eee99bb904ca18861905d65da073266db2c8402426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "371a356ede63f293014171eee99bb904ca18861905d65da073266db2c8402426", kill_on_drop: false }`
[INFO] [stdout] 371a356ede63f293014171eee99bb904ca18861905d65da073266db2c8402426
[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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2684ea2217bccdcd39892df88f460022a1e7df75679ac571d1b141df4e7c6414
[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" "2684ea2217bccdcd39892df88f460022a1e7df75679ac571d1b141df4e7c6414", kill_on_drop: false }`
[INFO] [stderr]    Compiling flatzinc v0.3.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.81s
[INFO] running `Command { std: "docker" "inspect" "2684ea2217bccdcd39892df88f460022a1e7df75679ac571d1b141df4e7c6414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2684ea2217bccdcd39892df88f460022a1e7df75679ac571d1b141df4e7c6414", kill_on_drop: false }`
[INFO] [stdout] 2684ea2217bccdcd39892df88f460022a1e7df75679ac571d1b141df4e7c6414
[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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 886a57033c0af90e2c9e109f2ea5aa4990e2ed51c4d68979f44980e78b85fa60
[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" "886a57033c0af90e2c9e109f2ea5aa4990e2ed51c4d68979f44980e78b85fa60", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 28 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flatzinc-d2f70bf7bff861e3)
[INFO] [stdout] test pred_par_type_2 ... ok
[INFO] [stdout] test test_comment ... ok
[INFO] [stdout] test test_basic_pred_par_type ... ok
[INFO] [stdout] test test_constraint_item_3 ... ok
[INFO] [stdout] test test_oct ... ok
[INFO] [stdout] test test_constraint_item_4 ... ok
[INFO] [stdout] test test_par_decl_item_3 ... ok
[INFO] [stdout] test test_pred_par_type ... ok
[INFO] [stdout] test test_predicate_item ... ok
[INFO] [stdout] test test_pred_par_type_2 ... ok
[INFO] [stdout] test test_pred_par_type_3 ... ok
[INFO] [stdout] test test_float ... ok
[INFO] [stdout] test test_hex ... ok
[INFO] [stdout] test test_par_decl_item_1 ... ok
[INFO] [stdout] test test_par_type ... ok
[INFO] [stdout] test test_expr ... ok
[INFO] [stdout] test test_pred_par_type_ident_pair ... ok
[INFO] [stdout] test test_constraint_item ... ok
[INFO] [stdout] test test_constraint_item_2 ... ok
[INFO] [stdout] test test_string_lit ... ok
[INFO] [stdout] test test_var_decl_item_1 ... ok
[INFO] [stdout] test test_var_decl_item_2 ... ok
[INFO] [stdout] test test_solve_item ... ok
[INFO] [stdout] test test_var_decl_item_5 ... ok
[INFO] [stdout] test test_var_decl_item_4 ... ok
[INFO] [stdout] test test_var_decl_item_3 ... ok
[INFO] [stderr]    Doc-tests flatzinc
[INFO] [stdout] test test_predicate_item_2 - should panic ... ok
[INFO] [stdout] test test_par_decl_item_2 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[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" "886a57033c0af90e2c9e109f2ea5aa4990e2ed51c4d68979f44980e78b85fa60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "886a57033c0af90e2c9e109f2ea5aa4990e2ed51c4d68979f44980e78b85fa60", kill_on_drop: false }`
[INFO] [stdout] 886a57033c0af90e2c9e109f2ea5aa4990e2ed51c4d68979f44980e78b85fa60