[INFO] fetching crate iml-agent 0.1.0-alpha.1...
[INFO] testing iml-agent-0.1.0-alpha.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate iml-agent 0.1.0-alpha.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate iml-agent 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate iml-agent 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate iml-agent 0.1.0-alpha.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iml-agent 0.1.0-alpha.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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.6.2 (available: v0.11.8)
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 35e321cb4351b11f85666432df206e3ab463b2f70bf945ea4d86b63e4ed1da74
[INFO] running `Command { std: "docker" "start" "-a" "35e321cb4351b11f85666432df206e3ab463b2f70bf945ea4d86b63e4ed1da74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35e321cb4351b11f85666432df206e3ab463b2f70bf945ea4d86b63e4ed1da74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35e321cb4351b11f85666432df206e3ab463b2f70bf945ea4d86b63e4ed1da74", kill_on_drop: false }`
[INFO] [stdout] 35e321cb4351b11f85666432df206e3ab463b2f70bf945ea4d86b63e4ed1da74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c89224b15a1cd3359dd8b1da05cd18ca410750e784bfec0db266d2c2ae5afa63
[INFO] running `Command { std: "docker" "start" "-a" "c89224b15a1cd3359dd8b1da05cd18ca410750e784bfec0db266d2c2ae5afa63", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling iml-agent v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/agent_error.rs:23:32
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn cause(&self) -> Option<&dyn std::error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.17s
[INFO] running `Command { std: "docker" "inspect" "c89224b15a1cd3359dd8b1da05cd18ca410750e784bfec0db266d2c2ae5afa63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c89224b15a1cd3359dd8b1da05cd18ca410750e784bfec0db266d2c2ae5afa63", kill_on_drop: false }`
[INFO] [stdout] c89224b15a1cd3359dd8b1da05cd18ca410750e784bfec0db266d2c2ae5afa63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 61d61a7edfbd0aa11e91e95bb77d07f3fd56e2fbd21ed613e75131171e849f7b
[INFO] running `Command { std: "docker" "start" "-a" "61d61a7edfbd0aa11e91e95bb77d07f3fd56e2fbd21ed613e75131171e849f7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling iml-agent v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/agent_error.rs:23:32
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn cause(&self) -> Option<&dyn std::error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/agent_error.rs:23:32
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn cause(&self) -> Option<&dyn std::error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "61d61a7edfbd0aa11e91e95bb77d07f3fd56e2fbd21ed613e75131171e849f7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61d61a7edfbd0aa11e91e95bb77d07f3fd56e2fbd21ed613e75131171e849f7b", kill_on_drop: false }`
[INFO] [stdout] 61d61a7edfbd0aa11e91e95bb77d07f3fd56e2fbd21ed613e75131171e849f7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 90c8fe9069e59cd8c6a53b0cff0843d309f1aa20b48673e73f6853cc87692c82
[INFO] running `Command { std: "docker" "start" "-a" "90c8fe9069e59cd8c6a53b0cff0843d309f1aa20b48673e73f6853cc87692c82", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/agent_error.rs:23:32
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn cause(&self) -> Option<&dyn std::error::Error> {
[INFO] [stderr]    |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: `iml-agent` (lib) generated 1 warning (run `cargo fix --lib -p iml-agent` to apply 1 suggestion)
[INFO] [stderr] warning: `iml-agent` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/iml_agent-6fd4aef9897a3c41)
[INFO] [stderr]    Doc-tests iml_agent
[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] [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" "90c8fe9069e59cd8c6a53b0cff0843d309f1aa20b48673e73f6853cc87692c82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90c8fe9069e59cd8c6a53b0cff0843d309f1aa20b48673e73f6853cc87692c82", kill_on_drop: false }`
[INFO] [stdout] 90c8fe9069e59cd8c6a53b0cff0843d309f1aa20b48673e73f6853cc87692c82
