[INFO] fetching crate ceres-derive 0.2.0...
[INFO] testing ceres-derive-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate ceres-derive 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ceres-derive 0.2.0
[INFO] finished tweaking crates.io crate ceres-derive 0.2.0
[INFO] tweaked toml for crates.io crate ceres-derive 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ceres-derive 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.110)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54549753d481970b0835cc62669622ea43c9bea4516f6c48e784bc25cf851dbf
[INFO] running `Command { std: "docker" "start" "-a" "54549753d481970b0835cc62669622ea43c9bea4516f6c48e784bc25cf851dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54549753d481970b0835cc62669622ea43c9bea4516f6c48e784bc25cf851dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54549753d481970b0835cc62669622ea43c9bea4516f6c48e784bc25cf851dbf", kill_on_drop: false }`
[INFO] [stdout] 54549753d481970b0835cc62669622ea43c9bea4516f6c48e784bc25cf851dbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17e7dc8279d2fb551c8e8416646e08cf524d7be453c6296d4957f0bb9aa7fb8a
[INFO] running `Command { std: "docker" "start" "-a" "17e7dc8279d2fb551c8e8416646e08cf524d7be453c6296d4957f0bb9aa7fb8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling ceres-derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `tk` is never read
[INFO] [stdout]   --> src/arg.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Arg {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 11 |     pub field: Ident,
[INFO] [stdout] 12 |     pub tk: Token![:],
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `vis`, `paren_token`, `arrow_t`, and `return_t` are never read
[INFO] [stdout]   --> src/fun.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct HostFunction {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 14 |     pub attrs: Vec<Attribute>,
[INFO] [stdout] 15 |     pub vis: Visibility,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub paren_token: Paren,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 19 |     pub fields: Punctuated<Arg, Token![,]>,
[INFO] [stdout] 20 |     pub arrow_t: Token![->],
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 21 |     pub return_t: Type,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "17e7dc8279d2fb551c8e8416646e08cf524d7be453c6296d4957f0bb9aa7fb8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17e7dc8279d2fb551c8e8416646e08cf524d7be453c6296d4957f0bb9aa7fb8a", kill_on_drop: false }`
[INFO] [stdout] 17e7dc8279d2fb551c8e8416646e08cf524d7be453c6296d4957f0bb9aa7fb8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 055bc3eda55c5a7c794b5fa4b7ffc9ab96d1671deb3937327d8eff0fa90442be
[INFO] running `Command { std: "docker" "start" "-a" "055bc3eda55c5a7c794b5fa4b7ffc9ab96d1671deb3937327d8eff0fa90442be", kill_on_drop: false }`
[INFO] [stderr]    Compiling ceres-derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `tk` is never read
[INFO] [stdout]   --> src/arg.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Arg {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 11 |     pub field: Ident,
[INFO] [stdout] 12 |     pub tk: Token![:],
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `vis`, `paren_token`, `arrow_t`, and `return_t` are never read
[INFO] [stdout]   --> src/fun.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct HostFunction {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 14 |     pub attrs: Vec<Attribute>,
[INFO] [stdout] 15 |     pub vis: Visibility,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub paren_token: Paren,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 19 |     pub fields: Punctuated<Arg, Token![,]>,
[INFO] [stdout] 20 |     pub arrow_t: Token![->],
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 21 |     pub return_t: Type,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tk` is never read
[INFO] [stdout]   --> src/arg.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Arg {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 11 |     pub field: Ident,
[INFO] [stdout] 12 |     pub tk: Token![:],
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `vis`, `paren_token`, `arrow_t`, and `return_t` are never read
[INFO] [stdout]   --> src/fun.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct HostFunction {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 14 |     pub attrs: Vec<Attribute>,
[INFO] [stdout] 15 |     pub vis: Visibility,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub paren_token: Paren,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 19 |     pub fields: Punctuated<Arg, Token![,]>,
[INFO] [stdout] 20 |     pub arrow_t: Token![->],
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 21 |     pub return_t: Type,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "055bc3eda55c5a7c794b5fa4b7ffc9ab96d1671deb3937327d8eff0fa90442be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "055bc3eda55c5a7c794b5fa4b7ffc9ab96d1671deb3937327d8eff0fa90442be", kill_on_drop: false }`
[INFO] [stdout] 055bc3eda55c5a7c794b5fa4b7ffc9ab96d1671deb3937327d8eff0fa90442be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 19bda570f88bc16eb94d330fd5b6f0317a0b7f3d7679d9251c698a9c60eb7733
[INFO] running `Command { std: "docker" "start" "-a" "19bda570f88bc16eb94d330fd5b6f0317a0b7f3d7679d9251c698a9c60eb7733", kill_on_drop: false }`
[INFO] [stderr] warning: field `tk` is never read
[INFO] [stderr]   --> src/arg.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct Arg {
[INFO] [stderr]    |            --- field in this struct
[INFO] [stderr] 11 |     pub field: Ident,
[INFO] [stderr] 12 |     pub tk: Token![:],
[INFO] [stderr]    |         ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `vis`, `paren_token`, `arrow_t`, and `return_t` are never read
[INFO] [stderr]   --> src/fun.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct HostFunction {
[INFO] [stderr]    |            ------------ fields in this struct
[INFO] [stderr] 14 |     pub attrs: Vec<Attribute>,
[INFO] [stderr] 15 |     pub vis: Visibility,
[INFO] [stderr]    |         ^^^
[INFO] [stderr] ...
[INFO] [stderr] 18 |     pub paren_token: Paren,
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr] 19 |     pub fields: Punctuated<Arg, Token![,]>,
[INFO] [stderr] 20 |     pub arrow_t: Token![->],
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 21 |     pub return_t: Type,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ceres-derive` (lib) generated 2 warnings
[INFO] [stderr] warning: `ceres-derive` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ceres_derive-1e9d82637192afb3)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ceres_derive
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "19bda570f88bc16eb94d330fd5b6f0317a0b7f3d7679d9251c698a9c60eb7733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19bda570f88bc16eb94d330fd5b6f0317a0b7f3d7679d9251c698a9c60eb7733", kill_on_drop: false }`
[INFO] [stdout] 19bda570f88bc16eb94d330fd5b6f0317a0b7f3d7679d9251c698a9c60eb7733
