[INFO] fetching crate convertable 0.1.1...
[INFO] testing convertable-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate convertable 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate convertable 0.1.1
[INFO] finished tweaking crates.io crate convertable 0.1.1
[INFO] tweaked toml for crates.io crate convertable 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate convertable 0.1.1 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] 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] 313d7be3758964de592fc0e6e1112dd09e510afdef9d9486c640e8976d216821
[INFO] running `Command { std: "docker" "start" "-a" "313d7be3758964de592fc0e6e1112dd09e510afdef9d9486c640e8976d216821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "313d7be3758964de592fc0e6e1112dd09e510afdef9d9486c640e8976d216821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "313d7be3758964de592fc0e6e1112dd09e510afdef9d9486c640e8976d216821", kill_on_drop: false }`
[INFO] [stdout] 313d7be3758964de592fc0e6e1112dd09e510afdef9d9486c640e8976d216821
[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] 5de93f076d57b65a01f0e610c5be8f2106aa0bb0dd2238198a773edff8153f1c
[INFO] running `Command { std: "docker" "start" "-a" "5de93f076d57b65a01f0e610c5be8f2106aa0bb0dd2238198a773edff8153f1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling convertable v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "5de93f076d57b65a01f0e610c5be8f2106aa0bb0dd2238198a773edff8153f1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de93f076d57b65a01f0e610c5be8f2106aa0bb0dd2238198a773edff8153f1c", kill_on_drop: false }`
[INFO] [stdout] 5de93f076d57b65a01f0e610c5be8f2106aa0bb0dd2238198a773edff8153f1c
[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] 2305f263d46aa9aec582718ad3f8efeba03316c56bfd187202198e8ba05ba4bb
[INFO] running `Command { std: "docker" "start" "-a" "2305f263d46aa9aec582718ad3f8efeba03316c56bfd187202198e8ba05ba4bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling convertable v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `C` is never constructed
[INFO] [stdout]   --> src/lib.rs:72:24
[INFO] [stdout]    |
[INFO] [stdout] 72 |             pub struct C<T>(T);
[INFO] [stdout]    |                        ^
[INFO] [stdout] ...
[INFO] [stdout] 78 |         structs!();
[INFO] [stdout]    |         ---------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `structs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `C` is never constructed
[INFO] [stdout]   --> src/lib.rs:72:24
[INFO] [stdout]    |
[INFO] [stdout] 72 |             pub struct C<T>(T);
[INFO] [stdout]    |                        ^
[INFO] [stdout] ...
[INFO] [stdout] 90 |         structs!();
[INFO] [stdout]    |         ---------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `structs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `C` is never constructed
[INFO] [stdout]    --> src/lib.rs:72:24
[INFO] [stdout]     |
[INFO] [stdout]  72 |             pub struct C<T>(T);
[INFO] [stdout]     |                        ^
[INFO] [stdout] ...
[INFO] [stdout] 127 |         structs!();
[INFO] [stdout]     |         ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `structs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "2305f263d46aa9aec582718ad3f8efeba03316c56bfd187202198e8ba05ba4bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2305f263d46aa9aec582718ad3f8efeba03316c56bfd187202198e8ba05ba4bb", kill_on_drop: false }`
[INFO] [stdout] 2305f263d46aa9aec582718ad3f8efeba03316c56bfd187202198e8ba05ba4bb
[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] e4de9fd56120daea9914ce5fd15c5c329b6d27c435c441dc3886d8f55afcea76
[INFO] running `Command { std: "docker" "start" "-a" "e4de9fd56120daea9914ce5fd15c5c329b6d27c435c441dc3886d8f55afcea76", kill_on_drop: false }`
[INFO] [stderr] warning: struct `C` is never constructed
[INFO] [stderr]   --> src/lib.rs:72:24
[INFO] [stderr]    |
[INFO] [stderr] 72 |             pub struct C<T>(T);
[INFO] [stderr]    |                        ^
[INFO] [stderr] ...
[INFO] [stderr] 78 |         structs!();
[INFO] [stderr]    |         ---------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr]    = note: this warning originates in the macro `structs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: struct `C` is never constructed
[INFO] [stderr]   --> src/lib.rs:72:24
[INFO] [stderr]    |
[INFO] [stderr] 72 |             pub struct C<T>(T);
[INFO] [stderr]    |                        ^
[INFO] [stderr] ...
[INFO] [stderr] 90 |         structs!();
[INFO] [stderr]    |         ---------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `structs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: struct `C` is never constructed
[INFO] [stderr]    --> src/lib.rs:72:24
[INFO] [stderr]     |
[INFO] [stderr]  72 |             pub struct C<T>(T);
[INFO] [stderr]     |                        ^
[INFO] [stderr] ...
[INFO] [stderr] 127 |         structs!();
[INFO] [stderr]     |         ---------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `structs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `convertable` (lib test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/convertable-9082050485ca6cb8)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::convert_from_implies_convert_into ... ok
[INFO] [stdout] test tests::convert_into_implies_try_convert_from ... ok
[INFO] [stdout] test tests::try_convert_container ... ok
[INFO] [stdout] test tests::try_convert_from_implies_try_convert_into ... ok
[INFO] [stdout] test tests::convert_container ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests convertable
[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" "e4de9fd56120daea9914ce5fd15c5c329b6d27c435c441dc3886d8f55afcea76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4de9fd56120daea9914ce5fd15c5c329b6d27c435c441dc3886d8f55afcea76", kill_on_drop: false }`
[INFO] [stdout] e4de9fd56120daea9914ce5fd15c5c329b6d27c435c441dc3886d8f55afcea76