[INFO] cloning repository https://github.com/retpolanne/cloud-vm-sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/retpolanne/cloud-vm-sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fretpolanne%2Fcloud-vm-sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fretpolanne%2Fcloud-vm-sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa54c1a10fcd9fc04e3d196763446746ae93a40a
[INFO] checking retpolanne/cloud-vm-sim against try#fc545c6b951a304df08b327c158f92678582f435 for pr-140557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fretpolanne%2Fcloud-vm-sim" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/retpolanne/cloud-vm-sim on toolchain fc545c6b951a304df08b327c158f92678582f435
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fc545c6b951a304df08b327c158f92678582f435" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/retpolanne/cloud-vm-sim
[INFO] finished tweaking git repo https://github.com/retpolanne/cloud-vm-sim
[INFO] tweaked toml for git repo https://github.com/retpolanne/cloud-vm-sim written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/retpolanne/cloud-vm-sim 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" "+fc545c6b951a304df08b327c158f92678582f435" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+fc545c6b951a304df08b327c158f92678582f435" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99a8325f09231b77f4b02ad46ad4b971b09c5af258bf9b63d7a4b88582127d33
[INFO] running `Command { std: "docker" "start" "-a" "99a8325f09231b77f4b02ad46ad4b971b09c5af258bf9b63d7a4b88582127d33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99a8325f09231b77f4b02ad46ad4b971b09c5af258bf9b63d7a4b88582127d33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99a8325f09231b77f4b02ad46ad4b971b09c5af258bf9b63d7a4b88582127d33", kill_on_drop: false }`
[INFO] [stdout] 99a8325f09231b77f4b02ad46ad4b971b09c5af258bf9b63d7a4b88582127d33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+fc545c6b951a304df08b327c158f92678582f435" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f405a91c44443f76ee45f866837503bf325e50b25df1550fd8ccb099f5e39b2
[INFO] running `Command { std: "docker" "start" "-a" "6f405a91c44443f76ee45f866837503bf325e50b25df1550fd8ccb099f5e39b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cfg-if v1.0.0
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[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]     Checking pin-project-lite v0.2.13
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[INFO] [stderr]    Compiling parking_lot_core v0.9.9
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[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking smallvec v1.11.2
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[INFO] [stderr]    Compiling syn v2.0.41
[INFO] [stderr]    Compiling async-trait v0.1.74
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[INFO] [stderr]    Compiling axum-core v0.4.1
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[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]     Checking tokio v1.35.0
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[INFO] [stderr]     Checking pin-project v1.1.3
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[INFO] [stderr]     Checking hyper v1.0.1
[INFO] [stderr]     Checking hyper-util v0.1.1
[INFO] [stderr]     Checking cloud-vm-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `netDevTpl` should have a snake case name
[INFO] [stdout]    --> src/main.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let netDevTpl = format!("user,id=net0,hostfwd=tcp::{}-:22", ssh_port.clone());
[INFO] [stdout]     |             ^^^^^^^^^ help: convert the identifier to snake case: `net_dev_tpl`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `finishedFwd` should have a snake case name
[INFO] [stdout]    --> src/main.rs:178:13
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let finishedFwd = &mut "".to_string();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: convert the identifier to snake case: `finished_fwd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:181:63
[INFO] [stdout]     |
[INFO] [stdout] 181 |             let hostFwd = format!(",hostfwd=tcp::{}-:{}", port.clone(), port.clone());
[INFO] [stdout]     |                                                               ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:181:77
[INFO] [stdout]     |
[INFO] [stdout] 181 |             let hostFwd = format!(",hostfwd=tcp::{}-:{}", port.clone(), port.clone());
[INFO] [stdout]     |                                                                             ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `hostFwd` should have a snake case name
[INFO] [stdout]    --> src/main.rs:181:17
[INFO] [stdout]     |
[INFO] [stdout] 181 |             let hostFwd = format!(",hostfwd=tcp::{}-:{}", port.clone(), port.clone());
[INFO] [stdout]     |                 ^^^^^^^ help: convert the identifier to snake case: `host_fwd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:184:21
[INFO] [stdout]     |
[INFO] [stdout] 184 |                 port.clone(),
[INFO] [stdout]     |                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `netDevTpl` should have a snake case name
[INFO] [stdout]    --> src/main.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let netDevTpl = format!("user,id=net0,hostfwd=tcp::{}-:22", ssh_port.clone());
[INFO] [stdout]     |             ^^^^^^^^^ help: convert the identifier to snake case: `net_dev_tpl`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `finishedFwd` should have a snake case name
[INFO] [stdout]    --> src/main.rs:178:13
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let finishedFwd = &mut "".to_string();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: convert the identifier to snake case: `finished_fwd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:181:63
[INFO] [stdout]     |
[INFO] [stdout] 181 |             let hostFwd = format!(",hostfwd=tcp::{}-:{}", port.clone(), port.clone());
[INFO] [stdout]     |                                                               ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:181:77
[INFO] [stdout]     |
[INFO] [stdout] 181 |             let hostFwd = format!(",hostfwd=tcp::{}-:{}", port.clone(), port.clone());
[INFO] [stdout]     |                                                                             ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `hostFwd` should have a snake case name
[INFO] [stdout]    --> src/main.rs:181:17
[INFO] [stdout]     |
[INFO] [stdout] 181 |             let hostFwd = format!(",hostfwd=tcp::{}-:{}", port.clone(), port.clone());
[INFO] [stdout]     |                 ^^^^^^^ help: convert the identifier to snake case: `host_fwd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:184:21
[INFO] [stdout]     |
[INFO] [stdout] 184 |                 port.clone(),
[INFO] [stdout]     |                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.85s
[INFO] running `Command { std: "docker" "inspect" "6f405a91c44443f76ee45f866837503bf325e50b25df1550fd8ccb099f5e39b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f405a91c44443f76ee45f866837503bf325e50b25df1550fd8ccb099f5e39b2", kill_on_drop: false }`
[INFO] [stdout] 6f405a91c44443f76ee45f866837503bf325e50b25df1550fd8ccb099f5e39b2