[INFO] fetching crate z3tracer 0.11.2...
[INFO] testing z3tracer-0.11.2 against 1.55.0 for beta-1.56-2
[INFO] extracting crate z3tracer 0.11.2 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate z3tracer 0.11.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate z3tracer 0.11.2
[INFO] finished tweaking crates.io crate z3tracer 0.11.2
[INFO] tweaked toml for crates.io crate z3tracer 0.11.2 written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate crates.io crate z3tracer 0.11.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cc4439f568b0b8a425cb971f4cf43d19b9169ffd155a58701051bc1cc952b4f
[INFO] running `Command { std: "docker" "start" "-a" "9cc4439f568b0b8a425cb971f4cf43d19b9169ffd155a58701051bc1cc952b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cc4439f568b0b8a425cb971f4cf43d19b9169ffd155a58701051bc1cc952b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc4439f568b0b8a425cb971f4cf43d19b9169ffd155a58701051bc1cc952b4f", kill_on_drop: false }`
[INFO] [stdout] 9cc4439f568b0b8a425cb971f4cf43d19b9169ffd155a58701051bc1cc952b4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b5a98dcf3122f7a1cb7275bb1985a757ba22bdf0cc7e6d89aa6a9a1e62b2242
[INFO] running `Command { std: "docker" "start" "-a" "4b5a98dcf3122f7a1cb7275bb1985a757ba22bdf0cc7e6d89aa6a9a1e62b2242", 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 proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling permutation_iterator v0.1.2
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling pomelo-impl v0.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.28
[INFO] [stderr]    Compiling thiserror v1.0.28
[INFO] [stderr]    Compiling strum v0.21.0
[INFO] [stderr]    Compiling structopt v0.3.23
[INFO] [stderr]    Compiling pomelo v0.1.5
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling smt2parser v0.6.0
[INFO] [stderr]    Compiling z3tracer v0.11.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.12s
[INFO] running `Command { std: "docker" "inspect" "4b5a98dcf3122f7a1cb7275bb1985a757ba22bdf0cc7e6d89aa6a9a1e62b2242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b5a98dcf3122f7a1cb7275bb1985a757ba22bdf0cc7e6d89aa6a9a1e62b2242", kill_on_drop: false }`
[INFO] [stdout] 4b5a98dcf3122f7a1cb7275bb1985a757ba22bdf0cc7e6d89aa6a9a1e62b2242
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f167ff69ebaff817d752c8185db821a9f7ace327688b6fd31abd9eb3caa49954
[INFO] running `Command { std: "docker" "start" "-a" "f167ff69ebaff817d752c8185db821a9f7ace327688b6fd31abd9eb3caa49954", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling z3tracer v0.11.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 49.41s
[INFO] running `Command { std: "docker" "inspect" "f167ff69ebaff817d752c8185db821a9f7ace327688b6fd31abd9eb3caa49954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f167ff69ebaff817d752c8185db821a9f7ace327688b6fd31abd9eb3caa49954", kill_on_drop: false }`
[INFO] [stdout] f167ff69ebaff817d752c8185db821a9f7ace327688b6fd31abd9eb3caa49954
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bab6764b13b99a78c64ff343702091f6e9ea6dbff4641f560d6bd56b2b6e6391
[INFO] running `Command { std: "docker" "start" "-a" "bab6764b13b99a78c64ff343702091f6e9ea6dbff4641f560d6bd56b2b6e6391", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/z3tracer-c395b9e68ebe3388)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test error::test_version_check ... ok
[INFO] [stdout] test lexer::test_var_name_from_str ... ok
[INFO] [stderr]      Running tests/model.rs (/opt/rustwide/target/debug/deps/model-51fcb40fcfc366ae)
[INFO] [stdout] test lexer::test_ident_from_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_truncated_log_file ... ok
[INFO] [stdout] test test_log_file_with_no_proofs ... ok
[INFO] [stdout] test test_log_file has been running for over 60 seconds
[INFO] [stdout] test test_log_file_with_reused_qi_keys has been running for over 60 seconds
[INFO] [stdout] test test_log_file ... ok
[INFO] [stdout] test test_log_file_with_reused_qi_keys ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 86.76s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests z3tracer
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bab6764b13b99a78c64ff343702091f6e9ea6dbff4641f560d6bd56b2b6e6391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bab6764b13b99a78c64ff343702091f6e9ea6dbff4641f560d6bd56b2b6e6391", kill_on_drop: false }`
[INFO] [stdout] bab6764b13b99a78c64ff343702091f6e9ea6dbff4641f560d6bd56b2b6e6391