[INFO] fetching crate obnam 0.8.0...
[INFO] testing obnam-0.8.0 against 1.86.0 for beta-1.87-1
[INFO] extracting crate obnam 0.8.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate obnam 0.8.0 on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate obnam 0.8.0
[INFO] finished tweaking crates.io crate obnam 0.8.0
[INFO] tweaked toml for crates.io crate obnam 0.8.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate obnam 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-stream v0.1.9
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[INFO] [stderr]   Downloaded tokio v1.20.0
[INFO] [stderr]   Downloaded libsqlite3-sys v0.25.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 815774cadf43b5a81dc8941f561cdff475b262523a6fac9dedfc7c68c6c2552f
[INFO] running `Command { std: "docker" "start" "-a" "815774cadf43b5a81dc8941f561cdff475b262523a6fac9dedfc7c68c6c2552f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "815774cadf43b5a81dc8941f561cdff475b262523a6fac9dedfc7c68c6c2552f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "815774cadf43b5a81dc8941f561cdff475b262523a6fac9dedfc7c68c6c2552f", kill_on_drop: false }`
[INFO] [stdout] 815774cadf43b5a81dc8941f561cdff475b262523a6fac9dedfc7c68c6c2552f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15da1c8bb9db2add8659d1df914126ccfa37201925810e13469e3cc811682a62
[INFO] running `Command { std: "docker" "start" "-a" "15da1c8bb9db2add8659d1df914126ccfa37201925810e13469e3cc811682a62", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tracing v0.1.35
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[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling tungstenite v0.14.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling multipart v0.18.0
[INFO] [stderr]    Compiling users v0.11.0
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling log4rs v1.1.1
[INFO] [stderr]    Compiling tokio-util v0.7.3
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling tokio-util v0.6.10
[INFO] [stderr]    Compiling tokio-stream v0.1.9
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling tokio-tungstenite v0.15.0
[INFO] [stderr]    Compiling h2 v0.3.13
[INFO] [stderr]    Compiling hyper v0.14.20
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling warp v0.3.2
[INFO] [stderr]    Compiling reqwest v0.11.11
[INFO] [stderr]    Compiling obnam v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/accumulated_time.rs:50:21
[INFO] [stdout]    |
[INFO] [stdout] 50 |         if let Some(mut ct) = map.get_mut(&clock) {
[INFO] [stdout]    |                     ----^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.18.0, traitobject v0.1.0, typemap v0.3.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "15da1c8bb9db2add8659d1df914126ccfa37201925810e13469e3cc811682a62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15da1c8bb9db2add8659d1df914126ccfa37201925810e13469e3cc811682a62", kill_on_drop: false }`
[INFO] [stdout] 15da1c8bb9db2add8659d1df914126ccfa37201925810e13469e3cc811682a62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 124f0dd86fc5dedc1823d2084066c94e72b0b57a6a82a8f051ecdcb758299fae
[INFO] running `Command { std: "docker" "start" "-a" "124f0dd86fc5dedc1823d2084066c94e72b0b57a6a82a8f051ecdcb758299fae", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/accumulated_time.rs:50:21
[INFO] [stdout]    |
[INFO] [stdout] 50 |         if let Some(mut ct) = map.get_mut(&clock) {
[INFO] [stdout]    |                     ----^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling obnam v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/accumulated_time.rs:50:21
[INFO] [stdout]    |
[INFO] [stdout] 50 |         if let Some(mut ct) = map.get_mut(&clock) {
[INFO] [stdout]    |                     ----^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.92s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.18.0, traitobject v0.1.0, typemap v0.3.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "124f0dd86fc5dedc1823d2084066c94e72b0b57a6a82a8f051ecdcb758299fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "124f0dd86fc5dedc1823d2084066c94e72b0b57a6a82a8f051ecdcb758299fae", kill_on_drop: false }`
[INFO] [stdout] 124f0dd86fc5dedc1823d2084066c94e72b0b57a6a82a8f051ecdcb758299fae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6be40d59b0caa3e2a2a20cf260a31ec367064bab4b981fe7ad8b04d760091952
[INFO] running `Command { std: "docker" "start" "-a" "6be40d59b0caa3e2a2a20cf260a31ec367064bab4b981fe7ad8b04d760091952", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/accumulated_time.rs:50:21
[INFO] [stderr]    |
[INFO] [stderr] 50 |         if let Some(mut ct) = map.get_mut(&clock) {
[INFO] [stderr]    |                     ----^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `obnam` (lib) generated 1 warning (run `cargo fix --lib -p obnam` to apply 1 suggestion)
[INFO] [stderr] warning: `obnam` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.18.0, traitobject v0.1.0, typemap v0.3.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/obnam-c64f56ad8ea46c5e)
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test chunkid::test::never_the_same ... ok
[INFO] [stdout] test chunkmeta::test::data_chunk_from_json ... ok
[INFO] [stdout] test chunkmeta::test::generation_chunk_from_json ... ok
[INFO] [stdout] test chunkid::test::survives_round_trip ... ok
[INFO] [stdout] test chunkid::test::to_string ... ok
[INFO] [stdout] test chunkmeta::test::new_creates_data_chunk ... ok
[INFO] [stdout] test chunkmeta::test::generation_json_roundtrip ... ok
[INFO] [stdout] test chunkid::test::recreatable ... ok
[INFO] [stdout] test chunkmeta::test::new_generation_creates_generation_chunk ... ok
[INFO] [stdout] test chunkmeta::test::data_json_roundtrip ... ok
[INFO] [stdout] test label::test::roundtrip_checksum_kind ... ok
[INFO] [stdout] test label::test::roundtrip_literal ... ok
[INFO] [stdout] test label::test::roundtrip_sha256 ... ok
[INFO] [stdout] test schema::test::compatible_with_older_minor_version ... ok
[INFO] [stdout] test schema::test::compatible_with_self ... ok
[INFO] [stdout] test schema::test::from_string ... ok
[INFO] [stdout] test schema::test::from_string_fails_if_empty ... ok
[INFO] [stdout] test schema::test::from_string_fails_if_empty_major ... ok
[INFO] [stdout] test schema::test::from_string_fails_if_empty_minor ... ok
[INFO] [stdout] test schema::test::from_string_fails_if_just_major ... ok
[INFO] [stdout] test schema::test::from_string_fails_if_nonnumeric_major ... ok
[INFO] [stdout] test schema::test::from_string_fails_if_nonnumeric_minor ... ok
[INFO] [stdout] test fsentry::test::file_kind_regular_round_trips ... ok
[INFO] [stdout] test schema::test::not_compatible_with_newer_major_version ... ok
[INFO] [stdout] test schema::test::not_compatible_with_older_major_version ... ok
[INFO] [stdout] test server::test_search_hits::no_search_hits ... ok
[INFO] [stdout] test server::test_search_hits::one_search_hit ... ok
[INFO] [stdout] test dbgen::test::opens_previously_created_db ... ok
[INFO] [stdout] test schema::test::not_compatible_with_newer_minor_version ... ok
[INFO] [stdout] test generation::test::empty ... ok
[INFO] [stdout] test db::test::creates_db ... ok
[INFO] [stdout] test generation::test::remembers_cachedir_tags ... ok
[INFO] [stdout] test db::test::inserts_row ... ok
[INFO] [stdout] test db::test::round_trips_int_max ... ok
[INFO] [stdout] test generation::test::round_trips_u64_max ... ok
[INFO] [stdout] test db::test::inserts_many_rows ... ok
[INFO] [stdout] test index::test::removes_inserted ... ok
[INFO] [stdout] test index::test::remembers_inserted ... ok
[INFO] [stdout] test index::test::does_not_find_uninserted ... ok
[INFO] [stdout] test cipher::test::decrypt_errors_if_nonce_is_too_short ... ok
[INFO] [stdout] test cipher::test::round_trip ... ok
[INFO] [stdout] test cipher::test::metadata_as_aad ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/obnam.rs (/opt/rustwide/target/debug/deps/obnam-6b9f0e4419902b6a)
[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] [stderr]      Running unittests src/bin/obnam-server.rs (/opt/rustwide/target/debug/deps/obnam_server-f94553a4f32017eb)
[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] [stderr]    Doc-tests obnam
[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" "6be40d59b0caa3e2a2a20cf260a31ec367064bab4b981fe7ad8b04d760091952", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be40d59b0caa3e2a2a20cf260a31ec367064bab4b981fe7ad8b04d760091952", kill_on_drop: false }`
[INFO] [stdout] 6be40d59b0caa3e2a2a20cf260a31ec367064bab4b981fe7ad8b04d760091952