[INFO] fetching crate cargotool 0.0.1...
[INFO] testing cargotool-0.0.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate cargotool 0.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate cargotool 0.0.1
[INFO] finished tweaking crates.io crate cargotool 0.0.1
[INFO] tweaked toml for crates.io crate cargotool 0.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargotool 0.0.1 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] crate crates.io crate cargotool 0.0.1 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" "+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] 784e1f8838dc4314f362971dcebd2104ab6f79e2df293900d4f522f5294b74a8
[INFO] running `Command { std: "docker" "start" "-a" "784e1f8838dc4314f362971dcebd2104ab6f79e2df293900d4f522f5294b74a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "784e1f8838dc4314f362971dcebd2104ab6f79e2df293900d4f522f5294b74a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "784e1f8838dc4314f362971dcebd2104ab6f79e2df293900d4f522f5294b74a8", kill_on_drop: false }`
[INFO] [stdout] 784e1f8838dc4314f362971dcebd2104ab6f79e2df293900d4f522f5294b74a8
[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] 32dc805d183dac195a7cc3737b047dcc8a53be6af894714cc64af36de5d8183f
[INFO] running `Command { std: "docker" "start" "-a" "32dc805d183dac195a7cc3737b047dcc8a53be6af894714cc64af36de5d8183f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rust_util v0.6.15
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling cargotool v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `CommandImpl` is never constructed
[INFO] [stdout]  --> src/cmd_test.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CommandImpl;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.54s
[INFO] running `Command { std: "docker" "inspect" "32dc805d183dac195a7cc3737b047dcc8a53be6af894714cc64af36de5d8183f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32dc805d183dac195a7cc3737b047dcc8a53be6af894714cc64af36de5d8183f", kill_on_drop: false }`
[INFO] [stdout] 32dc805d183dac195a7cc3737b047dcc8a53be6af894714cc64af36de5d8183f
[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] 70afe4adf19d8850aee05741911187e6855bb4958e3345d70de59caec5b45f58
[INFO] running `Command { std: "docker" "start" "-a" "70afe4adf19d8850aee05741911187e6855bb4958e3345d70de59caec5b45f58", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargotool v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `CommandImpl` is never constructed
[INFO] [stdout]  --> src/cmd_test.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CommandImpl;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "70afe4adf19d8850aee05741911187e6855bb4958e3345d70de59caec5b45f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70afe4adf19d8850aee05741911187e6855bb4958e3345d70de59caec5b45f58", kill_on_drop: false }`
[INFO] [stdout] 70afe4adf19d8850aee05741911187e6855bb4958e3345d70de59caec5b45f58
[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] 40e01ff6230c96eeb56bb28e2a9f70369dff1054892f010e92e792fdf3a139cc
[INFO] running `Command { std: "docker" "start" "-a" "40e01ff6230c96eeb56bb28e2a9f70369dff1054892f010e92e792fdf3a139cc", kill_on_drop: false }`
[INFO] [stderr] warning: struct `CommandImpl` is never constructed
[INFO] [stderr]  --> src/cmd_test.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct CommandImpl;
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cargotool` (bin "cargotool" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cargotool-990f7d8e1bfe18e5)
[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" "40e01ff6230c96eeb56bb28e2a9f70369dff1054892f010e92e792fdf3a139cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40e01ff6230c96eeb56bb28e2a9f70369dff1054892f010e92e792fdf3a139cc", kill_on_drop: false }`
[INFO] [stdout] 40e01ff6230c96eeb56bb28e2a9f70369dff1054892f010e92e792fdf3a139cc