[INFO] cloning repository https://github.com/ledyba/prometheus_null_adapter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ledyba/prometheus_null_adapter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fledyba%2Fprometheus_null_adapter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fledyba%2Fprometheus_null_adapter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 33ef799d26da9d61d2480aad00eb9cb7d432573d [INFO] checking ledyba/prometheus_null_adapter against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fledyba%2Fprometheus_null_adapter" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ledyba/prometheus_null_adapter 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/ledyba/prometheus_null_adapter [INFO] finished tweaking git repo https://github.com/ledyba/prometheus_null_adapter [INFO] tweaked toml for git repo https://github.com/ledyba/prometheus_null_adapter written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/ledyba/prometheus_null_adapter 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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-tungstenite v0.11.0 [INFO] [stderr] Downloaded warp v0.2.5 [INFO] [stderr] Downloaded snap v1.0.1 [INFO] [stderr] Downloaded protobuf-codegen v2.17.0 [INFO] [stderr] Downloaded protobuf-codegen-pure v2.17.0 [INFO] [stderr] Downloaded multipart v0.17.0 [INFO] [stderr] Downloaded protobuf v2.17.0 [INFO] [stderr] Downloaded syn v1.0.40 [INFO] [stderr] Downloaded proc-macro2 v1.0.20 [INFO] [stderr] Downloaded tracing-core v0.1.16 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] b624964bd11ba85c79dcf28b0092425e2b9baced683c70b207d83480743322a4 [INFO] running `Command { std: "docker" "start" "-a" "b624964bd11ba85c79dcf28b0092425e2b9baced683c70b207d83480743322a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b624964bd11ba85c79dcf28b0092425e2b9baced683c70b207d83480743322a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b624964bd11ba85c79dcf28b0092425e2b9baced683c70b207d83480743322a4", kill_on_drop: false }` [INFO] [stdout] b624964bd11ba85c79dcf28b0092425e2b9baced683c70b207d83480743322a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] ddc180ebdc4a6cbcaa43d2f65e89fdf85744cf5da6f47085d20968480fcec007 [INFO] running `Command { std: "docker" "start" "-a" "ddc180ebdc4a6cbcaa43d2f65e89fdf85744cf5da6f47085d20968480fcec007", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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] protobuf v2.17.0 (as host dependency): bytes, with-bytes [INFO] [stderr] syn v1.0.40 (as host dependency): visit [INFO] [stderr] tokio v0.2.22: winapi [INFO] [stderr] [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling syn v1.0.40 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Checking tinyvec v0.3.4 [INFO] [stderr] Compiling protobuf v2.17.0 [INFO] [stderr] Checking hashbrown v0.9.0 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking tower-service v0.3.0 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Checking quick-error 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[stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking sha-1 v0.9.1 [INFO] [stderr] Checking headers v0.3.2 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking multipart v0.17.0 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking probabilistic-collections v0.7.0 [INFO] [stderr] Compiling protobuf-codegen v2.17.0 [INFO] [stderr] Checking cascara v0.1.0 [INFO] [stderr] Compiling protobuf-codegen-pure v2.17.0 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling prometheus_null_adapter v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating build.rs from 2018 edition to 2021 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking tracing-futures v0.2.4 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tls v0.3.1 [INFO] [stderr] Checking h2 v0.2.6 [INFO] [stderr] Checking tokio-tungstenite v0.11.0 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking hyper v0.13.7 [INFO] [stderr] Checking hyper-tls v0.4.3 [INFO] [stderr] Checking warp v0.2.5 [INFO] [stderr] Checking reqwest v0.10.8 [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stdout] error: custom inner attributes are unstable [INFO] [stdout] --> src/proto/remote.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | #![rustfmt::skip] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(soft_unstable)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #64266 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: custom inner attributes are unstable [INFO] [stdout] --> src/proto/types.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | #![rustfmt::skip] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #64266 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: changes to closure capture in Rust 2021 will affect drop order [INFO] [stdout] --> src/handlers.rs:77:29 [INFO] [stdout] | [INFO] [stdout] 77 | tokio::spawn(async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 78 | | for q in &req.queries { [INFO] [stdout] | | ----------- in Rust 2018, this closure captures all of `req`, but in Rust 2021, it will only capture `req.queries` [INFO] [stdout] 79 | | let mut resp = ChunkedReadResponse::new(); [INFO] [stdout] 80 | | // Fill the response... [INFO] [stdout] ... | [INFO] [stdout] 83 | | } [INFO] [stdout] 84 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] ... [INFO] [stdout] 92 | } else { [INFO] [stdout] | - in Rust 2018, `req` is dropped here, but in Rust 2021, only `req.queries` will be dropped here as part of the closure [INFO] [stdout] | [INFO] [stdout] = note: `--force-warn rust-2021-incompatible-closure-captures` implied by `--force-warn rust-2021-compatibility` [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a dummy let to cause `req` to be fully captured [INFO] [stdout] | [INFO] [stdout] 77 ~ tokio::spawn(async move { [INFO] [stdout] 78 + let _ = &req; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/handlers.rs:79:13 [INFO] [stdout] | [INFO] [stdout] 79 | let mut resp = ChunkedReadResponse::new(); [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] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/handlers.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | let mut resp = ReadResponse::new(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `prometheus_null_adapter` due to 3 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: custom inner attributes are unstable [INFO] [stdout] --> src/proto/remote.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | #![rustfmt::skip] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(soft_unstable)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #64266 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: custom inner attributes are unstable [INFO] [stdout] --> src/proto/types.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | #![rustfmt::skip] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #64266 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: changes to closure capture in Rust 2021 will affect drop order [INFO] [stdout] --> src/handlers.rs:77:29 [INFO] [stdout] | [INFO] [stdout] 77 | tokio::spawn(async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 78 | | for q in &req.queries { [INFO] [stdout] | | ----------- in Rust 2018, this closure captures all of `req`, but in Rust 2021, it will only capture `req.queries` [INFO] [stdout] 79 | | let mut resp = ChunkedReadResponse::new(); [INFO] [stdout] 80 | | // Fill the response... [INFO] [stdout] ... | [INFO] [stdout] 83 | | } [INFO] [stdout] 84 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] ... [INFO] [stdout] 92 | } else { [INFO] [stdout] | - in Rust 2018, `req` is dropped here, but in Rust 2021, only `req.queries` will be dropped here as part of the closure [INFO] [stdout] | [INFO] [stdout] = note: `--force-warn rust-2021-incompatible-closure-captures` implied by `--force-warn rust-2021-compatibility` [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a dummy let to cause `req` to be fully captured [INFO] [stdout] | [INFO] [stdout] 77 ~ tokio::spawn(async move { [INFO] [stdout] 78 + let _ = &req; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/handlers.rs:79:13 [INFO] [stdout] | [INFO] [stdout] 79 | let mut resp = ChunkedReadResponse::new(); [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] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/handlers.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | let mut resp = ReadResponse::new(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] [stderr] error: failed to migrate to next edition [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "ddc180ebdc4a6cbcaa43d2f65e89fdf85744cf5da6f47085d20968480fcec007", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddc180ebdc4a6cbcaa43d2f65e89fdf85744cf5da6f47085d20968480fcec007", kill_on_drop: false }` [INFO] [stdout] ddc180ebdc4a6cbcaa43d2f65e89fdf85744cf5da6f47085d20968480fcec007