[INFO] cloning repository https://github.com/xd009642/tarpaulin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xd009642/tarpaulin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxd009642%2Ftarpaulin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxd009642%2Ftarpaulin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1df84ee2d48f2e7004a5fc5bbf6768276492048d
[INFO] checking xd009642/tarpaulin against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxd009642%2Ftarpaulin" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xd009642/tarpaulin 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 git repo https://github.com/xd009642/tarpaulin
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/xd009642/tarpaulin
[INFO] tweaked toml for git repo https://github.com/xd009642/tarpaulin written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/xd009642/tarpaulin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded coveralls-api v0.5.0
[INFO] [stderr]   Downloaded cargo_metadata v0.14.0
[INFO] [stderr]   Downloaded humantime-serde v1.0.1
[INFO] [stderr]   Downloaded git2 v0.13.21
[INFO] [stderr]   Downloaded camino v1.0.2
[INFO] [stderr]   Downloaded procfs v0.10.0
[INFO] [stderr]   Downloaded libgit2-sys v0.12.22+1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fce32b3d78699628b9396547e247c53dd2f60b660b6ef9c7875cf54fcc2a2a93
[INFO] running `Command { std: "docker" "start" "-a" "fce32b3d78699628b9396547e247c53dd2f60b660b6ef9c7875cf54fcc2a2a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fce32b3d78699628b9396547e247c53dd2f60b660b6ef9c7875cf54fcc2a2a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fce32b3d78699628b9396547e247c53dd2f60b660b6ef9c7875cf54fcc2a2a93", kill_on_drop: false }`
[INFO] [stdout] fce32b3d78699628b9396547e247c53dd2f60b660b6ef9c7875cf54fcc2a2a93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] a06209858f0bc78b59881781363451cb636a91f81c32304ab9e063d3a6ccdc57
[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" "a06209858f0bc78b59881781363451cb636a91f81c32304ab9e063d3a6ccdc57", 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]   libc v0.2.99 (as host dependency): align, extra_traits
[INFO] [stderr]   proc-macro2 v1.0.28 (as host dependency): span-locations
[INFO] [stderr]   semver v1.0.3 (as host dependency): serde
[INFO] [stderr]   syn v1.0.75 (as host dependency): full
[INFO] [stderr] 
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling camino v1.0.2
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking log v0.4.13
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking quick-xml v0.22.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]     Checking gzip-header v0.3.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking nix v0.22.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking tracing-subscriber v0.2.20
[INFO] [stderr]     Checking procfs v0.10.0
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling curl-sys v0.4.39+curl-7.74.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.20
[INFO] [stderr]    Compiling libgit2-sys v0.12.22+1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]     Checking git2 v0.13.21
[INFO] [stderr]     Checking serde v1.0.129
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking semver v1.0.3
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking humantime-serde v1.0.1
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking cargo_metadata v0.14.0
[INFO] [stderr]     Checking coveralls-api v0.5.0
[INFO] [stderr]    Compiling cargo-tarpaulin v0.18.0 (/tmp/fixit)
[INFO] [stderr]    Migrating build.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stdout] warning: field is never read: `event_log`
[INFO] [stdout]   --> src/statemachine/instrumented.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     event_log: &'a Option<EventLog>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `traces`
[INFO] [stdout]   --> src/statemachine/instrumented.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     traces: &'a mut TraceMap,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `analysis`
[INFO] [stdout]   --> src/statemachine/instrumented.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     analysis: &'a HashMap<PathBuf, LineAnalysis>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/mod.rs from 2018 edition to 2021
[INFO] [stdout] warning: field is never read: `event_log`
[INFO] [stdout]   --> src/statemachine/instrumented.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     event_log: &'a Option<EventLog>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `traces`
[INFO] [stdout]   --> src/statemachine/instrumented.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     traces: &'a mut TraceMap,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `analysis`
[INFO] [stdout]   --> src/statemachine/instrumented.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     analysis: &'a HashMap<PathBuf, LineAnalysis>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling cargo-tarpaulin v0.18.0 (/tmp/fixit)
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling libssh2-sys v0.2.20
[INFO] [stderr]    Compiling curl-sys v0.4.39+curl-7.74.0
[INFO] [stderr]    Compiling libgit2-sys v0.12.22+1.1.0
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]     Checking git2 v0.13.21
[INFO] [stderr]     Checking serde v1.0.129
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking indexmap v1.7.0
[INFO] [stderr]     Checking camino v1.0.2
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking humantime-serde v1.0.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking coveralls-api v0.5.0
[INFO] [stderr]     Checking cargo_metadata v0.14.0
[INFO] [stdout] warning: field is never read: `event_log`
[INFO] [stdout]   --> src/statemachine/instrumented.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     event_log: &'a Option<EventLog>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `traces`
[INFO] [stdout]   --> src/statemachine/instrumented.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     traces: &'a mut TraceMap,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `analysis`
[INFO] [stdout]   --> src/statemachine/instrumented.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     analysis: &'a HashMap<PathBuf, LineAnalysis>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `event_log`
[INFO] [stdout]   --> src/statemachine/instrumented.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     event_log: &'a Option<EventLog>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `traces`
[INFO] [stdout]   --> src/statemachine/instrumented.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     traces: &'a mut TraceMap,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `analysis`
[INFO] [stdout]   --> src/statemachine/instrumented.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     analysis: &'a HashMap<PathBuf, LineAnalysis>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.89s
[INFO] running `Command { std: "docker" "inspect" "a06209858f0bc78b59881781363451cb636a91f81c32304ab9e063d3a6ccdc57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a06209858f0bc78b59881781363451cb636a91f81c32304ab9e063d3a6ccdc57", kill_on_drop: false }`
[INFO] [stdout] a06209858f0bc78b59881781363451cb636a91f81c32304ab9e063d3a6ccdc57