[INFO] fetching crate cbit 0.1.0...
[INFO] testing cbit-0.1.0 against master#9e136a30a965bf4e63f03095c57df7257bf96fd6 for pr-134530
[INFO] extracting crate cbit 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate cbit 0.1.0 on toolchain 9e136a30a965bf4e63f03095c57df7257bf96fd6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cbit 0.1.0
[INFO] finished tweaking crates.io crate cbit 0.1.0
[INFO] tweaked toml for crates.io crate cbit 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate cbit 0.1.0 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" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ae23f0d59bbb7b716ce6635b13db0799e454847032167d6c48d58e2b3074085
[INFO] running `Command { std: "docker" "start" "-a" "0ae23f0d59bbb7b716ce6635b13db0799e454847032167d6c48d58e2b3074085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ae23f0d59bbb7b716ce6635b13db0799e454847032167d6c48d58e2b3074085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ae23f0d59bbb7b716ce6635b13db0799e454847032167d6c48d58e2b3074085", kill_on_drop: false }`
[INFO] [stdout] 0ae23f0d59bbb7b716ce6635b13db0799e454847032167d6c48d58e2b3074085
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd9c2feb7a26343e701824178a347fe9fbd87c7ef02a012d174b555740461871
[INFO] running `Command { std: "docker" "start" "-a" "fd9c2feb7a26343e701824178a347fe9fbd87c7ef02a012d174b555740461871", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling cbit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `kw_for` and `kw_in` are never read
[INFO] [stdout]   --> src/syntax.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct CbitForExpr {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 12 |     pub label: Option<Label>,
[INFO] [stdout] 13 |     pub kw_for: Token![for],
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 14 |     pub body_pattern: Pat,
[INFO] [stdout] 15 |     pub kw_in: Token![in],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CbitForExpr` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `kw_break` is never read
[INFO] [stdout]   --> src/syntax.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct CbitForExprBreaks {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 37 |     pub kw_break: Token![break],
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CbitForExprBreaks` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `brace` is never read
[INFO] [stdout]   --> src/syntax.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub struct OpaqueBody {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 87 |     pub brace: Brace,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OpaqueBody` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.47s
[INFO] running `Command { std: "docker" "inspect" "fd9c2feb7a26343e701824178a347fe9fbd87c7ef02a012d174b555740461871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd9c2feb7a26343e701824178a347fe9fbd87c7ef02a012d174b555740461871", kill_on_drop: false }`
[INFO] [stdout] fd9c2feb7a26343e701824178a347fe9fbd87c7ef02a012d174b555740461871
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55f2bdd0a5b93781e8291aa34762ef834bd53aab8d3d84e2d705754be7585c39
[INFO] running `Command { std: "docker" "start" "-a" "55f2bdd0a5b93781e8291aa34762ef834bd53aab8d3d84e2d705754be7585c39", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling cbit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `kw_for` and `kw_in` are never read
[INFO] [stdout]   --> src/syntax.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct CbitForExpr {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 12 |     pub label: Option<Label>,
[INFO] [stdout] 13 |     pub kw_for: Token![for],
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 14 |     pub body_pattern: Pat,
[INFO] [stdout] 15 |     pub kw_in: Token![in],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CbitForExpr` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `kw_break` is never read
[INFO] [stdout]   --> src/syntax.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct CbitForExprBreaks {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 37 |     pub kw_break: Token![break],
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CbitForExprBreaks` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `brace` is never read
[INFO] [stdout]   --> src/syntax.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub struct OpaqueBody {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 87 |     pub brace: Brace,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OpaqueBody` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kw_for` and `kw_in` are never read
[INFO] [stdout]   --> src/syntax.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct CbitForExpr {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 12 |     pub label: Option<Label>,
[INFO] [stdout] 13 |     pub kw_for: Token![for],
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 14 |     pub body_pattern: Pat,
[INFO] [stdout] 15 |     pub kw_in: Token![in],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CbitForExpr` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `kw_break` is never read
[INFO] [stdout]   --> src/syntax.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct CbitForExprBreaks {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 37 |     pub kw_break: Token![break],
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CbitForExprBreaks` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `brace` is never read
[INFO] [stdout]   --> src/syntax.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub struct OpaqueBody {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 87 |     pub brace: Brace,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OpaqueBody` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.03s
[INFO] running `Command { std: "docker" "inspect" "55f2bdd0a5b93781e8291aa34762ef834bd53aab8d3d84e2d705754be7585c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55f2bdd0a5b93781e8291aa34762ef834bd53aab8d3d84e2d705754be7585c39", kill_on_drop: false }`
[INFO] [stdout] 55f2bdd0a5b93781e8291aa34762ef834bd53aab8d3d84e2d705754be7585c39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 68f48207ac4f09cccebb1233dc0f56dacfd94dfc49885af42b2e49528eece5b9
[INFO] running `Command { std: "docker" "start" "-a" "68f48207ac4f09cccebb1233dc0f56dacfd94dfc49885af42b2e49528eece5b9", kill_on_drop: false }`
[INFO] [stderr] warning: fields `kw_for` and `kw_in` are never read
[INFO] [stderr]   --> src/syntax.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct CbitForExpr {
[INFO] [stderr]    |            ----------- fields in this struct
[INFO] [stderr] 12 |     pub label: Option<Label>,
[INFO] [stderr] 13 |     pub kw_for: Token![for],
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 14 |     pub body_pattern: Pat,
[INFO] [stderr] 15 |     pub kw_in: Token![in],
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `CbitForExpr` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `kw_break` is never read
[INFO] [stderr]   --> src/syntax.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub struct CbitForExprBreaks {
[INFO] [stderr]    |            ----------------- field in this struct
[INFO] [stderr] 37 |     pub kw_break: Token![break],
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `CbitForExprBreaks` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `brace` is never read
[INFO] [stderr]   --> src/syntax.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 86 | pub struct OpaqueBody {
[INFO] [stderr]    |            ---------- field in this struct
[INFO] [stderr] 87 |     pub brace: Brace,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `OpaqueBody` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `cbit` (lib) generated 3 warnings
[INFO] [stderr] warning: `cbit` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cbit-7784c9939b5e92f4)
[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 cbit
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - cbit (line 330) ... ok
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 148) ... ok
[INFO] [stdout] test src/lib.rs - (line 102) ... ok
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - cbit (line 363) ... ok
[INFO] [stdout] test src/lib.rs - (line 73) ... ok
[INFO] [stdout] test src/lib.rs - (line 180) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.94s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "68f48207ac4f09cccebb1233dc0f56dacfd94dfc49885af42b2e49528eece5b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f48207ac4f09cccebb1233dc0f56dacfd94dfc49885af42b2e49528eece5b9", kill_on_drop: false }`
[INFO] [stdout] 68f48207ac4f09cccebb1233dc0f56dacfd94dfc49885af42b2e49528eece5b9