[INFO] fetching crate stepflow 0.0.8...
[INFO] fixing stepflow-0.0.8 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate stepflow 0.0.8 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate stepflow 0.0.8
[INFO] finished tweaking crates.io crate stepflow 0.0.8
[INFO] tweaked toml for crates.io crate stepflow 0.0.8 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stepflow 0.0.8 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stepflow 0.0.8 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-core v0.1.17
[INFO] [stderr]   Downloaded tracing-attributes v0.1.15
[INFO] [stderr]   Downloaded utf-8 v0.7.5
[INFO] [stderr]   Downloaded urlencoding v1.1.1
[INFO] [stderr]   Downloaded warp v0.2.5
[INFO] [stderr]   Downloaded tracing v0.1.25
[INFO] [stderr]   Downloaded futures-core v0.3.13
[INFO] [stderr]   Downloaded tokio-macros v0.2.6
[INFO] [stderr]   Downloaded futures-sink v0.3.13
[INFO] [stderr]   Downloaded redox_syscall v0.2.5
[INFO] [stderr]   Downloaded futures-task v0.3.13
[INFO] [stderr]   Downloaded cpuid-bool v0.1.2
[INFO] [stderr]   Downloaded stepflow-step v0.0.5
[INFO] [stderr]   Downloaded stepflow-base v0.0.5
[INFO] [stderr]   Downloaded tracing-serde v0.1.2
[INFO] [stderr]   Downloaded humansize v1.1.0
[INFO] [stderr]   Downloaded stepflow-session v0.0.7
[INFO] [stderr]   Downloaded slug v0.1.4
[INFO] [stderr]   Downloaded stepflow-data v0.0.5
[INFO] [stderr]   Downloaded sha-1 v0.9.4
[INFO] [stderr]   Downloaded tracing-log v0.1.2
[INFO] [stderr]   Downloaded pin-project-internal v1.0.6
[INFO] [stderr]   Downloaded tokio-tungstenite v0.11.0
[INFO] [stderr]   Downloaded futures-io v0.3.13
[INFO] [stderr]   Downloaded twoway v0.1.8
[INFO] [stderr]   Downloaded mime_guess v2.0.3
[INFO] [stderr]   Downloaded httparse v1.3.5
[INFO] [stderr]   Downloaded pin-project-internal v0.4.28
[INFO] [stderr]   Downloaded getrandom v0.2.2
[INFO] [stderr]   Downloaded buf_redux v0.8.4
[INFO] [stderr]   Downloaded futures-channel v0.3.13
[INFO] [stderr]   Downloaded globset v0.4.6
[INFO] [stderr]   Downloaded tinyvec v1.1.1
[INFO] [stderr]   Downloaded futures v0.3.13
[INFO] [stderr]   Downloaded serde_derive v1.0.125
[INFO] [stderr]   Downloaded indexmap v1.6.2
[INFO] [stderr]   Downloaded pin-project v1.0.6
[INFO] [stderr]   Downloaded url v2.2.1
[INFO] [stderr]   Downloaded pin-project v0.4.28
[INFO] [stderr]   Downloaded serde v1.0.125
[INFO] [stderr]   Downloaded ignore v0.4.17
[INFO] [stderr]   Downloaded multipart v0.17.1
[INFO] [stderr]   Downloaded headers v0.3.4
[INFO] [stderr]   Downloaded sharded-slab v0.1.1
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.17
[INFO] [stderr]   Downloaded tera v1.7.0
[INFO] [stderr]   Downloaded http v0.2.3
[INFO] [stderr]   Downloaded deunicode v0.4.3
[INFO] [stderr]   Downloaded regex-automata v0.1.9
[INFO] [stderr]   Downloaded futures-util v0.3.13
[INFO] [stderr]   Downloaded syn v1.0.67
[INFO] [stderr]   Downloaded regex v1.4.5
[INFO] [stderr]   Downloaded idna v0.2.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.23
[INFO] [stderr]   Downloaded bstr v0.2.15
[INFO] [stderr]   Downloaded libc v0.2.92
[INFO] [stderr]   Downloaded chrono-tz v0.5.3
[INFO] [stderr]   Downloaded stepflow-action v0.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f58c64e18ef020a7f600b40dd9a0015e579b7b0f69fa4c7646a30cb8a94b615f
[INFO] running `Command { std: "docker" "start" "f58c64e18ef020a7f600b40dd9a0015e579b7b0f69fa4c7646a30cb8a94b615f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f58c64e18ef020a7f600b40dd9a0015e579b7b0f69fa4c7646a30cb8a94b615f" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f58c64e18ef020a7f600b40dd9a0015e579b7b0f69fa4c7646a30cb8a94b615f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f58c64e18ef020a7f600b40dd9a0015e579b7b0f69fa4c7646a30cb8a94b615f" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking sha-1 v0.9.4
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking urlencoding v1.1.1
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking multipart v0.17.1
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking headers v0.3.4
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.6
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking pin-project v1.0.6
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking pin-project v0.4.28
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tungstenite v0.11.0
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking stepflow-base v0.0.5
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking stepflow-data v0.0.5
[INFO] [stderr]     Checking stepflow-step v0.0.5
[INFO] [stderr]     Checking stepflow-action v0.0.6
[INFO] [stderr]     Checking stepflow-session v0.0.7
[INFO] [stderr]     Checking stepflow v0.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tracing-subscriber v0.2.17
[INFO] [stderr]     Checking tera v1.7.0
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking warp v0.2.5
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/warp/main.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct WarpError(Error);
[INFO] [stdout]    |        --------- ^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `WarpError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/warp/main.rs:29:23
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct SerdeJsonError(serde_json::Error);
[INFO] [stdout]    |        -------------- ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `SerdeJsonError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/warp/main.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct TeraError(tera::Error);
[INFO] [stdout]    |        --------- ^^^^^^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `TeraError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> examples/warp/main.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |     for step_id in step_ids.get(1..) {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 52 -     for step_id in step_ids.get(1..) {
[INFO] [stdout] 52 +     while let Some(step_id) = step_ids.get(1..) {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 52 -     for step_id in step_ids.get(1..) {
[INFO] [stdout] 52 +     if let Some(step_id) = step_ids.get(1..) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> examples/warp/main.rs:63:90
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let email_validated_var = session.var_store().get_by_name("email_validated").unwrap().clone();
[INFO] [stdout]    |                                                                                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Box<dyn Var + Send + Sync>` does not implement `Clone`, so calling `clone` on `&Box<dyn Var + Send + Sync>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 63 -     let email_validated_var = session.var_store().get_by_name("email_validated").unwrap().clone();
[INFO] [stdout] 63 +     let email_validated_var = session.var_store().get_by_name("email_validated").unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> examples/warp/main.rs:67:94
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let success_validated_var = session.var_store().get_by_name("success_validated").unwrap().clone();
[INFO] [stdout]    |                                                                                              ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Box<dyn Var + Send + Sync>` does not implement `Clone`, so calling `clone` on `&Box<dyn Var + Send + Sync>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 67 -     let success_validated_var = session.var_store().get_by_name("success_validated").unwrap().clone();
[INFO] [stdout] 67 +     let success_validated_var = session.var_store().get_by_name("success_validated").unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> examples/warp/main.rs:201:31
[INFO] [stdout]     |
[INFO] [stdout] 201 |                     Some((name.clone(), *val_invalid))
[INFO] [stdout]     |                               ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.20s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.17.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] [stderr] crater-edition-check: all finished
[INFO] running `Command { std: "docker" "inspect" "f58c64e18ef020a7f600b40dd9a0015e579b7b0f69fa4c7646a30cb8a94b615f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f58c64e18ef020a7f600b40dd9a0015e579b7b0f69fa4c7646a30cb8a94b615f", kill_on_drop: false }`
[INFO] [stdout] f58c64e18ef020a7f600b40dd9a0015e579b7b0f69fa4c7646a30cb8a94b615f
