[INFO] fetching crate varisat 0.2.2...
[INFO] checking varisat-0.2.2 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate varisat 0.2.2 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate varisat 0.2.2 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate varisat 0.2.2
[INFO] finished tweaking crates.io crate varisat 0.2.2
[INFO] tweaked toml for crates.io crate varisat 0.2.2 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79c20dc1e1e2e6489abd098fec2f9d80503d8b6f6d02aeb235689c00377290d4
[INFO] running `Command { std: "docker" "start" "-a" "79c20dc1e1e2e6489abd098fec2f9d80503d8b6f6d02aeb235689c00377290d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79c20dc1e1e2e6489abd098fec2f9d80503d8b6f6d02aeb235689c00377290d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79c20dc1e1e2e6489abd098fec2f9d80503d8b6f6d02aeb235689c00377290d4", kill_on_drop: false }`
[INFO] [stdout] 79c20dc1e1e2e6489abd098fec2f9d80503d8b6f6d02aeb235689c00377290d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e08d3ea0dd14f3086fb4ebf0733d0773d11bebc2251e49de0b2240e2c772d07
[INFO] running `Command { std: "docker" "start" "-a" "1e08d3ea0dd14f3086fb4ebf0733d0773d11bebc2251e49de0b2240e2c772d07", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   log v0.4.14: std
[INFO] [stderr]   varisat-formula v0.2.2: internal-testing, proptest, proptest-strategies, rand
[INFO] [stderr] 
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking vec_mut_scan v0.3.0
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling varisat v0.2.2 (/tmp/fixit)
[INFO] [stderr]    Migrating build.rs from 2018 edition to 2021
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr] warning: drat-trim proof checker not found, some tests will be disabled: No such file or directory (os error 2)
[INFO] [stderr] warning: rate proof checker not found, some tests will be disabled: No such file or directory (os error 2)
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking ordered-float v2.7.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling partial_ref_derive v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]    Compiling varisat-internal-macros v0.2.2
[INFO] [stderr]     Checking partial_ref v0.3.3
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking varisat-formula v0.2.2
[INFO] [stderr]     Checking varisat-internal-proof v0.2.2
[INFO] [stderr]     Checking varisat-dimacs v0.2.2
[INFO] [stderr]     Checking varisat-checker v0.2.2
[INFO] [stderr]     Checking serde v1.0.129
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/checker.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/cnfs.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.53s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling varisat v0.2.2 (/tmp/fixit)
[INFO] [stderr] warning: drat-trim proof checker not found, some tests will be disabled: No such file or directory (os error 2)
[INFO] [stderr] warning: rate proof checker not found, some tests will be disabled: No such file or directory (os error 2)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.35s
[INFO] running `Command { std: "docker" "inspect" "1e08d3ea0dd14f3086fb4ebf0733d0773d11bebc2251e49de0b2240e2c772d07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e08d3ea0dd14f3086fb4ebf0733d0773d11bebc2251e49de0b2240e2c772d07", kill_on_drop: false }`
[INFO] [stdout] 1e08d3ea0dd14f3086fb4ebf0733d0773d11bebc2251e49de0b2240e2c772d07