[INFO] fetching crate flatzinc 0.3.18...
[INFO] testing flatzinc-0.3.18 against 1.54.0 for beta-1.55-2
[INFO] extracting crate flatzinc 0.3.18 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate flatzinc 0.3.18 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flatzinc 0.3.18
[INFO] finished tweaking crates.io crate flatzinc 0.3.18
[INFO] tweaked toml for crates.io crate flatzinc 0.3.18 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate flatzinc 0.3.18 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0ab733ebd6187268435404da228cb09d94fc41206d344d1cb529993e393abd7
[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" "d0ab733ebd6187268435404da228cb09d94fc41206d344d1cb529993e393abd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0ab733ebd6187268435404da228cb09d94fc41206d344d1cb529993e393abd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ab733ebd6187268435404da228cb09d94fc41206d344d1cb529993e393abd7", kill_on_drop: false }`
[INFO] [stdout] d0ab733ebd6187268435404da228cb09d94fc41206d344d1cb529993e393abd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caa8d4b890a644506686a145e2dfee5832b4a70540534e20fc5861e4001b91e4
[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" "caa8d4b890a644506686a145e2dfee5832b4a70540534e20fc5861e4001b91e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling minimal-lexical v0.1.2
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling flatzinc v0.3.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.39s
[INFO] running `Command { std: "docker" "inspect" "caa8d4b890a644506686a145e2dfee5832b4a70540534e20fc5861e4001b91e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa8d4b890a644506686a145e2dfee5832b4a70540534e20fc5861e4001b91e4", kill_on_drop: false }`
[INFO] [stdout] caa8d4b890a644506686a145e2dfee5832b4a70540534e20fc5861e4001b91e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] e9ddf38880adbd89c83838a4100e8cadecae54058a42da7ff5d9b25b3b0258eb
[INFO] running `Command { std: "docker" "start" "-a" "e9ddf38880adbd89c83838a4100e8cadecae54058a42da7ff5d9b25b3b0258eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[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 v0.4.15
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling flatzinc v0.3.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 50.28s
[INFO] running `Command { std: "docker" "inspect" "e9ddf38880adbd89c83838a4100e8cadecae54058a42da7ff5d9b25b3b0258eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9ddf38880adbd89c83838a4100e8cadecae54058a42da7ff5d9b25b3b0258eb", kill_on_drop: false }`
[INFO] [stdout] e9ddf38880adbd89c83838a4100e8cadecae54058a42da7ff5d9b25b3b0258eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2dd68c7e2f73413703fbcfe19b5433b6653e579ec8289224e6464d5d2f57e170
[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" "2dd68c7e2f73413703fbcfe19b5433b6653e579ec8289224e6464d5d2f57e170", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flatzinc-8850e8f186b6ff30)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test comments::test_comment ... ok
[INFO] [stdout] test constraints::test_constraint_item_2 ... ok
[INFO] [stdout] test constraints::test_constraint_item_3 ... ok
[INFO] [stdout] test parameters::types::test_pred_par_type_range ... ok
[INFO] [stdout] test expressions::test_string_lit ... ok
[INFO] [stdout] test expressions::test_expr ... ok
[INFO] [stdout] test expressions::test_string_lit_escaped_characters ... ok
[INFO] [stdout] test constraints::test_constraint_item_5 ... ok
[INFO] [stdout] test parameters::declarations::test_par_decl_item_1 ... ok
[INFO] [stdout] test constraints::test_constraint_item ... ok
[INFO] [stdout] test predicates::declarations::test_predicate_item ... ok
[INFO] [stdout] test parameters::declarations::test_par_decl_item_3 ... ok
[INFO] [stdout] test primitive_literals::test_oct ... ok
[INFO] [stdout] test parameters::types::test_par_type ... ok
[INFO] [stdout] test solve_items::test_solve_item ... ok
[INFO] [stdout] test variables::declarations::test_var_decl_item_2 ... ok
[INFO] [stdout] test parameters::types::test_pred_par_type_3 ... ok
[INFO] [stdout] test variables::declarations::test_var_decl_item_3 ... ok
[INFO] [stdout] test parameters::types::test_pred_par_type_ident_pair ... ok
[INFO] [stdout] test variables::declarations::test_var_decl_item_4 ... ok
[INFO] [stdout] test parameters::types::test_pred_par_type_2 ... ok
[INFO] [stdout] test constraints::test_constraint_item_4 ... ok
[INFO] [stdout] test parameters::types::test_basic_pred_par_type ... ok
[INFO] [stdout] test primitive_literals::test_float ... ok
[INFO] [stdout] test primitive_literals::test_hex ... ok
[INFO] [stdout] test variables::declarations::test_var_decl_item_1 ... ok
[INFO] [stdout] test variables::declarations::test_var_decl_item_5 ... ok
[INFO] [stdout] test predicates::declarations::test_predicate_item_2 - should panic ... ok
[INFO] [stderr]    Doc-tests flatzinc
[INFO] [stdout] test parameters::declarations::test_par_decl_item_2 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[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" "2dd68c7e2f73413703fbcfe19b5433b6653e579ec8289224e6464d5d2f57e170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd68c7e2f73413703fbcfe19b5433b6653e579ec8289224e6464d5d2f57e170", kill_on_drop: false }`
[INFO] [stdout] 2dd68c7e2f73413703fbcfe19b5433b6653e579ec8289224e6464d5d2f57e170