[INFO] cloning repository https://github.com/wangmarkqi/remote_shell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wangmarkqi/remote_shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangmarkqi%2Fremote_shell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangmarkqi%2Fremote_shell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d98f203759b56ab09f99b2091824cafa296ac7e7
[INFO] checking wangmarkqi/remote_shell against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangmarkqi%2Fremote_shell" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wangmarkqi/remote_shell on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wangmarkqi/remote_shell
[INFO] finished tweaking git repo https://github.com/wangmarkqi/remote_shell
[INFO] tweaked toml for git repo https://github.com/wangmarkqi/remote_shell written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/wangmarkqi/remote_shell already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e2a0556a8ff12bb11c578aed2d49888887f805386499eaa0c8947b91cf0e6c6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0e2a0556a8ff12bb11c578aed2d49888887f805386499eaa0c8947b91cf0e6c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e2a0556a8ff12bb11c578aed2d49888887f805386499eaa0c8947b91cf0e6c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e2a0556a8ff12bb11c578aed2d49888887f805386499eaa0c8947b91cf0e6c6", kill_on_drop: false }`
[INFO] [stdout] 0e2a0556a8ff12bb11c578aed2d49888887f805386499eaa0c8947b91cf0e6c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 182c1620fe16e26887fe17300d3323daca13df1c1eb9b4eb102f2fad2ae72876
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "182c1620fe16e26887fe17300d3323daca13df1c1eb9b4eb102f2fad2ae72876", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
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[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking fnv v1.0.7
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[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde v1.0.111
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[INFO] [stderr]     Checking nodrop v0.1.14
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[INFO] [stderr]     Checking crossbeam-channel v0.4.2
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[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
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[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
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[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
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[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]     Checking remote_shell v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/slave/slave_dispatch.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `url` is never read
[INFO] [stdout]   --> src/common/define.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut url = "".to_string();
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/common/define.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         Err(e) => Err(anyhow!("error={}",&res1)),
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/slave/slave_dispatch.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `url` is never read
[INFO] [stdout]   --> src/common/define.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut url = "".to_string();
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/common/define.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         Err(e) => Err(anyhow!("error={}",&res1)),
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/host/shell.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 | /         match cmd.as_str() {
[INFO] [stdout] 57 | |             "" => cmd_empty(),
[INFO] [stdout] 58 | |             CMD_SEND => send_file(&input, &slave),
[INFO] [stdout] 59 | |             CMD_REC => receive_file(&input, &slave),
[INFO] [stdout] 60 | |             CMD_SEND_ALL => send_all(&input, &slave),
[INFO] [stdout] 61 | |             _ => other_cmd(&input, &slave,wait),
[INFO] [stdout] 62 | |         };
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/host/dyn_send.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         post_order(API_REQ,&ord);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/host/shell.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 | /         match cmd.as_str() {
[INFO] [stdout] 57 | |             "" => cmd_empty(),
[INFO] [stdout] 58 | |             CMD_SEND => send_file(&input, &slave),
[INFO] [stdout] 59 | |             CMD_REC => receive_file(&input, &slave),
[INFO] [stdout] 60 | |             CMD_SEND_ALL => send_all(&input, &slave),
[INFO] [stdout] 61 | |             _ => other_cmd(&input, &slave,wait),
[INFO] [stdout] 62 | |         };
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/host/dyn_send.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         post_order(API_REQ,&ord);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 07s
[INFO] running `Command { std: "docker" "inspect" "182c1620fe16e26887fe17300d3323daca13df1c1eb9b4eb102f2fad2ae72876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "182c1620fe16e26887fe17300d3323daca13df1c1eb9b4eb102f2fad2ae72876", kill_on_drop: false }`
[INFO] [stdout] 182c1620fe16e26887fe17300d3323daca13df1c1eb9b4eb102f2fad2ae72876