[INFO] fetching crate comcart 0.1.0...
[INFO] checking comcart-0.1.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate comcart 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate comcart 0.1.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate comcart 0.1.0
[INFO] finished tweaking crates.io crate comcart 0.1.0
[INFO] tweaked toml for crates.io crate comcart 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zip v0.1.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ffe20005f7217085b7699e421a4b2357f315c936050ff4e7352d70804230b3d8
[INFO] running `Command { std: "docker" "start" "-a" "ffe20005f7217085b7699e421a4b2357f315c936050ff4e7352d70804230b3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffe20005f7217085b7699e421a4b2357f315c936050ff4e7352d70804230b3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffe20005f7217085b7699e421a4b2357f315c936050ff4e7352d70804230b3d8", kill_on_drop: false }`
[INFO] [stdout] ffe20005f7217085b7699e421a4b2357f315c936050ff4e7352d70804230b3d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecd00c421fe854600cca4b3f42efa378d2df97d7abc56c0517b981491c6e7aff
[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" "ecd00c421fe854600cca4b3f42efa378d2df97d7abc56c0517b981491c6e7aff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking xml-rs v0.3.6
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking zip v0.1.19
[INFO] [stderr]     Checking comcart v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]  --> src/summarize/mod.rs:9:36
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let manifest = manifest::parse(try!(archive.by_name("imsmanifest.xml")));
[INFO] [stdout]   |                                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let zip_file = try!(zip::ZipArchive::new(reader));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let summary = try!(summarize::summarize(zip_file));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/summarize/utils.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     lazy_static! {
[INFO] [stdout] 45 | |         static ref ASSIGNMENT_R: Regex = Regex::new(r"assignment|associatedcontent/imscc_xmlv1p1/learning-application-resource").unwrap();
[INFO] [stdout] 46 | |         static ref ASSESSMENT_R: Regex = Regex::new(r"assessment|quiz").unwrap();
[INFO] [stdout] 47 | |         static ref DISCUSSION_R: Regex = Regex::new(r"imsdt").unwrap();
[INFO] [stdout] 48 | |         static ref WEBCONTENT_R: Regex = Regex::new(r"webcontent").unwrap();
[INFO] [stdout] 49 | |         static ref WEBLINK_R: Regex = Regex::new(r"wl").unwrap();
[INFO] [stdout] 50 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/summarize/utils.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     lazy_static! {
[INFO] [stdout] 45 | |         static ref ASSIGNMENT_R: Regex = Regex::new(r"assignment|associatedcontent/imscc_xmlv1p1/learning-application-resource").unwrap();
[INFO] [stdout] 46 | |         static ref ASSESSMENT_R: Regex = Regex::new(r"assessment|quiz").unwrap();
[INFO] [stdout] 47 | |         static ref DISCUSSION_R: Regex = Regex::new(r"imsdt").unwrap();
[INFO] [stdout] 48 | |         static ref WEBCONTENT_R: Regex = Regex::new(r"webcontent").unwrap();
[INFO] [stdout] 49 | |         static ref WEBLINK_R: Regex = Regex::new(r"wl").unwrap();
[INFO] [stdout] 50 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/summarize/utils.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     lazy_static! {
[INFO] [stdout] 45 | |         static ref ASSIGNMENT_R: Regex = Regex::new(r"assignment|associatedcontent/imscc_xmlv1p1/learning-application-resource").unwrap();
[INFO] [stdout] 46 | |         static ref ASSESSMENT_R: Regex = Regex::new(r"assessment|quiz").unwrap();
[INFO] [stdout] 47 | |         static ref DISCUSSION_R: Regex = Regex::new(r"imsdt").unwrap();
[INFO] [stdout] 48 | |         static ref WEBCONTENT_R: Regex = Regex::new(r"webcontent").unwrap();
[INFO] [stdout] 49 | |         static ref WEBLINK_R: Regex = Regex::new(r"wl").unwrap();
[INFO] [stdout] 50 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/summarize/utils.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     lazy_static! {
[INFO] [stdout] 45 | |         static ref ASSIGNMENT_R: Regex = Regex::new(r"assignment|associatedcontent/imscc_xmlv1p1/learning-application-resource").unwrap();
[INFO] [stdout] 46 | |         static ref ASSESSMENT_R: Regex = Regex::new(r"assessment|quiz").unwrap();
[INFO] [stdout] 47 | |         static ref DISCUSSION_R: Regex = Regex::new(r"imsdt").unwrap();
[INFO] [stdout] 48 | |         static ref WEBCONTENT_R: Regex = Regex::new(r"webcontent").unwrap();
[INFO] [stdout] 49 | |         static ref WEBLINK_R: Regex = Regex::new(r"wl").unwrap();
[INFO] [stdout] 50 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/summarize/utils.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     lazy_static! {
[INFO] [stdout] 45 | |         static ref ASSIGNMENT_R: Regex = Regex::new(r"assignment|associatedcontent/imscc_xmlv1p1/learning-application-resource").unwrap();
[INFO] [stdout] 46 | |         static ref ASSESSMENT_R: Regex = Regex::new(r"assessment|quiz").unwrap();
[INFO] [stdout] 47 | |         static ref DISCUSSION_R: Regex = Regex::new(r"imsdt").unwrap();
[INFO] [stdout] 48 | |         static ref WEBCONTENT_R: Regex = Regex::new(r"webcontent").unwrap();
[INFO] [stdout] 49 | |         static ref WEBLINK_R: Regex = Regex::new(r"wl").unwrap();
[INFO] [stdout] 50 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]  --> src/summarize/mod.rs:9:36
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let manifest = manifest::parse(try!(archive.by_name("imsmanifest.xml")));
[INFO] [stdout]   |                                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let zip_file = try!(zip::ZipArchive::new(reader));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let summary = try!(summarize::summarize(zip_file));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/summarize/utils.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     lazy_static! {
[INFO] [stdout] 45 | |         static ref ASSIGNMENT_R: Regex = Regex::new(r"assignment|associatedcontent/imscc_xmlv1p1/learning-application-resource").unwrap();
[INFO] [stdout] 46 | |         static ref ASSESSMENT_R: Regex = Regex::new(r"assessment|quiz").unwrap();
[INFO] [stdout] 47 | |         static ref DISCUSSION_R: Regex = Regex::new(r"imsdt").unwrap();
[INFO] [stdout] 48 | |         static ref WEBCONTENT_R: Regex = Regex::new(r"webcontent").unwrap();
[INFO] [stdout] 49 | |         static ref WEBLINK_R: Regex = Regex::new(r"wl").unwrap();
[INFO] [stdout] 50 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/summarize/utils.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     lazy_static! {
[INFO] [stdout] 45 | |         static ref ASSIGNMENT_R: Regex = Regex::new(r"assignment|associatedcontent/imscc_xmlv1p1/learning-application-resource").unwrap();
[INFO] [stdout] 46 | |         static ref ASSESSMENT_R: Regex = Regex::new(r"assessment|quiz").unwrap();
[INFO] [stdout] 47 | |         static ref DISCUSSION_R: Regex = Regex::new(r"imsdt").unwrap();
[INFO] [stdout] 48 | |         static ref WEBCONTENT_R: Regex = Regex::new(r"webcontent").unwrap();
[INFO] [stdout] 49 | |         static ref WEBLINK_R: Regex = Regex::new(r"wl").unwrap();
[INFO] [stdout] 50 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/summarize/utils.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     lazy_static! {
[INFO] [stdout] 45 | |         static ref ASSIGNMENT_R: Regex = Regex::new(r"assignment|associatedcontent/imscc_xmlv1p1/learning-application-resource").unwrap();
[INFO] [stdout] 46 | |         static ref ASSESSMENT_R: Regex = Regex::new(r"assessment|quiz").unwrap();
[INFO] [stdout] 47 | |         static ref DISCUSSION_R: Regex = Regex::new(r"imsdt").unwrap();
[INFO] [stdout] 48 | |         static ref WEBCONTENT_R: Regex = Regex::new(r"webcontent").unwrap();
[INFO] [stdout] 49 | |         static ref WEBLINK_R: Regex = Regex::new(r"wl").unwrap();
[INFO] [stdout] 50 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/summarize/utils.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     lazy_static! {
[INFO] [stdout] 45 | |         static ref ASSIGNMENT_R: Regex = Regex::new(r"assignment|associatedcontent/imscc_xmlv1p1/learning-application-resource").unwrap();
[INFO] [stdout] 46 | |         static ref ASSESSMENT_R: Regex = Regex::new(r"assessment|quiz").unwrap();
[INFO] [stdout] 47 | |         static ref DISCUSSION_R: Regex = Regex::new(r"imsdt").unwrap();
[INFO] [stdout] 48 | |         static ref WEBCONTENT_R: Regex = Regex::new(r"webcontent").unwrap();
[INFO] [stdout] 49 | |         static ref WEBLINK_R: Regex = Regex::new(r"wl").unwrap();
[INFO] [stdout] 50 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/summarize/utils.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     lazy_static! {
[INFO] [stdout] 45 | |         static ref ASSIGNMENT_R: Regex = Regex::new(r"assignment|associatedcontent/imscc_xmlv1p1/learning-application-resource").unwrap();
[INFO] [stdout] 46 | |         static ref ASSESSMENT_R: Regex = Regex::new(r"assessment|quiz").unwrap();
[INFO] [stdout] 47 | |         static ref DISCUSSION_R: Regex = Regex::new(r"imsdt").unwrap();
[INFO] [stdout] 48 | |         static ref WEBCONTENT_R: Regex = Regex::new(r"webcontent").unwrap();
[INFO] [stdout] 49 | |         static ref WEBLINK_R: Regex = Regex::new(r"wl").unwrap();
[INFO] [stdout] 50 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:43:24
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 panic!(e)
[INFO] [stdout]    |                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 panic!("{}", e)
[INFO] [stdout]    |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 std::panic::panic_any(e)
[INFO] [stdout]    |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.96s
[INFO] running `Command { std: "docker" "inspect" "ecd00c421fe854600cca4b3f42efa378d2df97d7abc56c0517b981491c6e7aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecd00c421fe854600cca4b3f42efa378d2df97d7abc56c0517b981491c6e7aff", kill_on_drop: false }`
[INFO] [stdout] ecd00c421fe854600cca4b3f42efa378d2df97d7abc56c0517b981491c6e7aff